diff --git a/main.ts b/main.ts
index fbc4f53..1b834a8 100755
--- a/main.ts
+++ b/main.ts
@@ -31,6 +31,7 @@ import stop from "./src/subcommands/stop.ts";
 import tag from "./src/subcommands/tag.ts";
 import * as volumes from "./src/subcommands/volume.ts";
 import {
+  constructDebianImageURL,
   constructFedoraImageURL,
   constructGentooImageURL,
   constructNixOSImageURL,
@@ -247,6 +248,25 @@ if (import.meta.main) {
               isoPath = basename(gentooImageURL);
             }
           }
+
+          const debianImageURL = yield* pipe(
+            constructDebianImageURL(input),
+            Effect.catchAll(() => Effect.succeed(null)),
+          );
+
+          if (debianImageURL) {
+            const cached = yield* pipe(
+              basename(debianImageURL),
+              fileExists,
+              Effect.flatMap(() => Effect.succeed(true)),
+              Effect.catchAll(() => Effect.succeed(false)),
+            );
+            if (!cached) {
+              isoPath = yield* downloadIso(debianImageURL, options);
+            } else {
+              isoPath = basename(debianImageURL);
+            }
+          }
         }
 
         const config = yield* pipe(
diff --git a/src/constants.ts b/src/constants.ts
index 2f03947..1d391aa 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -6,21 +6,27 @@ export const CONFIG_FILE_NAME: string = "vmconfig.toml";
 export const IMAGE_DIR: string = `${CONFIG_DIR}/images`;
 export const VOLUME_DIR: string = `${CONFIG_DIR}/volumes`;
 
-export const UBUNTU_ISO_URL: string = Deno.build.arch === "aarch64"
-  ? "https://cdimage.ubuntu.com/releases/24.04/release/ubuntu-24.04.3-live-server-arm64.iso"
-  : "https://releases.ubuntu.com/24.04.3/ubuntu-24.04.3-live-server-amd64.iso";
+export const UBUNTU_ISO_URL: string =
+  Deno.build.arch === "aarch64"
+    ? "https://cdimage.ubuntu.com/releases/24.04/release/ubuntu-24.04.3-live-server-arm64.iso"
+    : "https://releases.ubuntu.com/24.04.3/ubuntu-24.04.3-live-server-amd64.iso";
 
 export const FEDORA_COREOS_DEFAULT_VERSION: string = "43.20251024.3.0";
-export const FEDORA_COREOS_IMG_URL: string =
-  `https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/${FEDORA_COREOS_DEFAULT_VERSION}/${Deno.build.arch}/fedora-coreos-${FEDORA_COREOS_DEFAULT_VERSION}-qemu.${Deno.build.arch}.qcow2.xz`;
+export const FEDORA_COREOS_IMG_URL: string = `https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/${FEDORA_COREOS_DEFAULT_VERSION}/${Deno.build.arch}/fedora-coreos-${FEDORA_COREOS_DEFAULT_VERSION}-qemu.${Deno.build.arch}.qcow2.xz`;
 
 export const NIXOS_DEFAULT_VERSION: string = "25.05";
-export const NIXOS_ISO_URL: string =
-  `https://channels.nixos.org/nixos-${NIXOS_DEFAULT_VERSION}/latest-nixos-minimal-${Deno.build.arch}-linux.iso`;
+export const NIXOS_ISO_URL: string = `https://channels.nixos.org/nixos-${NIXOS_DEFAULT_VERSION}/latest-nixos-minimal-${Deno.build.arch}-linux.iso`;
 
-export const FEDORA_IMG_URL: string =
-  `https://download.fedoraproject.org/pub/fedora/linux/releases/43/Server/${Deno.build.arch}/images/Fedora-Server-Guest-Generic-43-1.6.${Deno.build.arch}.qcow2`;
+export const FEDORA_IMG_URL: string = `https://download.fedoraproject.org/pub/fedora/linux/releases/43/Server/${Deno.build.arch}/images/Fedora-Server-Guest-Generic-43-1.6.${Deno.build.arch}.qcow2`;
 
-export const GENTOO_IMG_URL: string = Deno.build.arch === "aarch64"
-  ? "https://distfiles.gentoo.org/releases/arm64/autobuilds/20251116T233105Z/di-arm64-console-20251116T233105Z.qcow2"
-  : "https://distfiles.gentoo.org/releases/amd64/autobuilds/20251116T161545Z/di-amd64-console-20251116T161545Z.qcow2";
+export const GENTOO_IMG_URL: string =
+  Deno.build.arch === "aarch64"
+    ? "https://distfiles.gentoo.org/releases/arm64/autobuilds/20251116T233105Z/di-arm64-console-20251116T233105Z.qcow2"
+    : "https://distfiles.gentoo.org/releases/amd64/autobuilds/20251116T161545Z/di-amd64-console-20251116T161545Z.qcow2";
+
+export const DEBIAN_DEFAULT_VERSION: string = "13.2.0";
+
+export const DEBIAN_ISO_URL: string =
+  Deno.build.arch === "aarch64"
+    ? `https://cdimage.debian.org/debian-cd/current/arm64/iso-cd/debian-${DEBIAN_DEFAULT_VERSION}-arm64-netinst.iso`
+    : `https://cdimage.debian.org/debian-cd/current/amd64/iso-cd/debian-${DEBIAN_DEFAULT_VERSION}-amd64-netinst.iso`;
diff --git a/src/utils.ts b/src/utils.ts
index a393534..5813067 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -5,6 +5,8 @@ import chalk from "chalk";
 import { Data, Effect, pipe } from "effect";
 import Moniker from "moniker";
 import {
+  DEBIAN_DEFAULT_VERSION,
+  DEBIAN_ISO_URL,
   EMPTY_DISK_THRESHOLD_KB,
   FEDORA_COREOS_DEFAULT_VERSION,
   FEDORA_COREOS_IMG_URL,
@@ -66,7 +68,7 @@ export const getCurrentArch = (): string => {
 export const isValidISOurl = (url?: string): boolean => {
   return Boolean(
     (url?.startsWith("http://") || url?.startsWith("https://")) &&
-      url?.endsWith(".iso"),
+      url?.endsWith(".iso")
   );
 };
 
@@ -92,7 +94,7 @@ export const humanFileSize = (blocks: number) =>
   });
 
 export const validateImage = (
-  image: string,
+  image: string
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   const regex =
     /^(?:[a-zA-Z0-9.-]+(?:\.[a-zA-Z0-9.-]+)*\/)?[a-z0-9]+(?:[._-][a-z0-9]+)*\/[a-z0-9]+(?:[._-][a-z0-9]+)*(?::[a-zA-Z0-9._-]+)?$/;
@@ -103,7 +105,7 @@ export const validateImage = (
         image,
         cause:
           "Image name does not conform to expected format. Should be in the format 'repository/name:tag'.",
-      }),
+      })
     );
   }
   return Effect.succeed(image);
@@ -112,18 +114,18 @@ export const validateImage = (
 export const extractTag = (name: string) =>
   pipe(
     validateImage(name),
-    Effect.flatMap((image) => Effect.succeed(image.split(":")[1] || "latest")),
+    Effect.flatMap((image) => Effect.succeed(image.split(":")[1] || "latest"))
   );
 
 export const failOnMissingImage = (
-  image: Image | undefined,
+  image: Image | undefined
 ): Effect.Effect<Image, Error, never> =>
   image
     ? Effect.succeed(image)
     : Effect.fail(new NoSuchImageError({ cause: "No such image" }));
 
 export const du = (
-  path: string,
+  path: string
 ): Effect.Effect<number, LogCommandError, never> =>
   Effect.tryPromise({
     try: async () => {
@@ -155,7 +157,7 @@ export const emptyDiskImage = (path: string) =>
       exists
         ? Effect.succeed(true)
         : du(path).pipe(Effect.map((size) => size < EMPTY_DISK_THRESHOLD_KB))
-    ),
+    )
   );
 
 export const downloadIso = (url: string, options: Options) =>
@@ -177,8 +179,8 @@ export const downloadIso = (url: string, options: Options) =>
         if (driveSize > EMPTY_DISK_THRESHOLD_KB) {
           console.log(
             chalk.yellowBright(
-              `Drive image ${options.image} is not empty (size: ${driveSize} KB), skipping ISO download to avoid overwriting existing data.`,
-            ),
+              `Drive image ${options.image} is not empty (size: ${driveSize} KB), skipping ISO download to avoid overwriting existing data.`
+            )
           );
           return null;
         }
@@ -196,8 +198,8 @@ export const downloadIso = (url: string, options: Options) =>
     if (outputExists) {
       console.log(
         chalk.yellowBright(
-          `File ${outputPath} already exists, skipping download.`,
-        ),
+          `File ${outputPath} already exists, skipping download.`
+        )
       );
       return outputPath;
     }
@@ -246,8 +248,8 @@ export const setupFirmwareFilesIfNeeded = () =>
     if (!success) {
       console.error(
         chalk.redBright(
-          "Failed to get QEMU prefix from Homebrew. Ensure QEMU is installed via Homebrew.",
-        ),
+          "Failed to get QEMU prefix from Homebrew. Ensure QEMU is installed via Homebrew."
+        )
       );
       Deno.exit(1);
     }
@@ -260,7 +262,7 @@ export const setupFirmwareFilesIfNeeded = () =>
       try: () =>
         Deno.copyFile(
           `${brewPrefix}/share/qemu/edk2-arm-vars.fd`,
-          edk2VarsAarch64,
+          edk2VarsAarch64
         ),
       catch: (error) => new LogCommandError({ cause: error }),
     });
@@ -305,13 +307,13 @@ export const setupCoreOSArgs = (imagePath?: string | null) =>
       const configOK = yield* pipe(
         fileExists("config.ign"),
         Effect.flatMap(() => Effect.succeed(true)),
-        Effect.catchAll(() => Effect.succeed(false)),
+        Effect.catchAll(() => Effect.succeed(false))
       );
       if (!configOK) {
         console.error(
           chalk.redBright(
-            "CoreOS image requires a config.ign file in the current directory.",
-          ),
+            "CoreOS image requires a config.ign file in the current directory."
+          )
         );
         Deno.exit(1);
       }
@@ -346,7 +348,7 @@ export const setupGentooArgs = (imagePath?: string | null) =>
       imagePath &&
       imagePath.endsWith(".qcow2") &&
       imagePath.startsWith(
-        `di-${Deno.build.arch === "aarch64" ? "arm64" : "amd64"}-console-`,
+        `di-${Deno.build.arch === "aarch64" ? "arm64" : "amd64"}-console-`
       )
     ) {
       return ["-drive", `file=${imagePath},format=qcow2,if=virtio`];
@@ -359,9 +361,10 @@ export const runQemu = (isoPath: string | null, options: Options) =>
   Effect.gen(function* () {
     const macAddress = yield* generateRandomMacAddress();
 
-    const qemu = Deno.build.arch === "aarch64"
-      ? "qemu-system-aarch64"
-      : "qemu-system-x86_64";
+    const qemu =
+      Deno.build.arch === "aarch64"
+        ? "qemu-system-aarch64"
+        : "qemu-system-x86_64";
 
     const firmwareFiles = yield* setupFirmwareFilesIfNeeded();
     let coreosArgs: string[] = yield* setupCoreOSArgs(isoPath || options.image);
@@ -413,7 +416,7 @@ export const runQemu = (isoPath: string | null, options: Options) =>
         options.image && [
           "-drive",
           `file=${options.image},format=${options.diskFormat},if=virtio`,
-        ],
+        ]
       ),
     ];
 
@@ -428,11 +431,9 @@ export const runQemu = (isoPath: string | null, options: Options) =>
       const logPath = `${LOGS_DIR}/${name}.log`;
 
       const fullCommand = options.bridge
-        ? `sudo ${qemu} ${
-          qemuArgs
+        ? `sudo ${qemu} ${qemuArgs
             .slice(1)
-            .join(" ")
-        } >> "${logPath}" 2>&1 & echo $!`
+            .join(" ")} >> "${logPath}" 2>&1 & echo $!`
         : `${qemu} ${qemuArgs.join(" ")} >> "${logPath}" 2>&1 & echo $!`;
 
       const { stdout } = yield* Effect.tryPromise({
@@ -458,7 +459,8 @@ export const runQemu = (isoPath: string | null, options: Options) =>
         cpus: options.cpus,
         cpu: options.cpu,
         diskSize: options.size || "20G",
-        diskFormat: (isoPath?.endsWith(".qcow2") ? "qcow2" : undefined) ||
+        diskFormat:
+          (isoPath?.endsWith(".qcow2") ? "qcow2" : undefined) ||
           options.diskFormat ||
           "raw",
         portForward: options.portForward,
@@ -477,7 +479,7 @@ export const runQemu = (isoPath: string | null, options: Options) =>
       });
 
       console.log(
-        `Virtual machine ${name} started in background (PID: ${qemuPid})`,
+        `Virtual machine ${name} started in background (PID: ${qemuPid})`
       );
       console.log(`Logs will be written to: ${logPath}`);
 
@@ -500,7 +502,8 @@ export const runQemu = (isoPath: string | null, options: Options) =>
         cpus: options.cpus,
         cpu: options.cpu,
         diskSize: options.size || "20G",
-        diskFormat: (isoPath?.endsWith(".qcow2") ? "qcow2" : undefined) ||
+        diskFormat:
+          (isoPath?.endsWith(".qcow2") ? "qcow2" : undefined) ||
           options.diskFormat ||
           "raw",
         portForward: options.portForward,
@@ -608,8 +611,8 @@ export const createDriveImageIfNeeded = ({
     if (pathExists) {
       console.log(
         chalk.yellowBright(
-          `Drive image ${path} already exists, skipping creation.`,
-        ),
+          `Drive image ${path} already exists, skipping creation.`
+        )
       );
       return;
     }
@@ -636,7 +639,7 @@ export const createDriveImageIfNeeded = ({
   });
 
 export const fileExists = (
-  path: string,
+  path: string
 ): Effect.Effect<void, NoSuchFileError, never> =>
   Effect.try({
     try: () => Deno.statSync(path),
@@ -644,7 +647,7 @@ export const fileExists = (
   });
 
 export const constructCoreOSImageURL = (
-  image: string,
+  image: string
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches coreos pattern: fedora-coreos or fedora-coreos-<version> or coreos or coreos-<version>
   const coreosRegex = /^(fedora-coreos|coreos)(-(\d+\.\d+\.\d+\.\d+))?$/;
@@ -652,7 +655,7 @@ export const constructCoreOSImageURL = (
   if (match) {
     const version = match[3] || FEDORA_COREOS_DEFAULT_VERSION;
     return Effect.succeed(
-      FEDORA_COREOS_IMG_URL.replaceAll(FEDORA_COREOS_DEFAULT_VERSION, version),
+      FEDORA_COREOS_IMG_URL.replaceAll(FEDORA_COREOS_DEFAULT_VERSION, version)
     );
   }
 
@@ -660,7 +663,7 @@ export const constructCoreOSImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match CoreOS naming conventions.",
-    }),
+    })
   );
 };
 
@@ -689,7 +692,7 @@ export const extractXz = (path: string | null) =>
   });
 
 export const constructNixOSImageURL = (
-  image: string,
+  image: string
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches NixOS pattern: nixos or nixos-<version>
   const nixosRegex = /^(nixos)(-(\d+\.\d+))?$/;
@@ -697,7 +700,7 @@ export const constructNixOSImageURL = (
   if (match) {
     const version = match[3] || NIXOS_DEFAULT_VERSION;
     return Effect.succeed(
-      NIXOS_ISO_URL.replaceAll(NIXOS_DEFAULT_VERSION, version),
+      NIXOS_ISO_URL.replaceAll(NIXOS_DEFAULT_VERSION, version)
     );
   }
 
@@ -705,12 +708,12 @@ export const constructNixOSImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match NixOS naming conventions.",
-    }),
+    })
   );
 };
 
 export const constructFedoraImageURL = (
-  image: string,
+  image: string
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches Fedora pattern: fedora
   const fedoraRegex = /^(fedora)$/;
@@ -723,12 +726,12 @@ export const constructFedoraImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match Fedora naming conventions.",
-    }),
+    })
   );
 };
 
 export const constructGentooImageURL = (
-  image: string,
+  image: string
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches genroo pattern: gentoo-20251116T161545Z or gentoo
   const gentooRegex = /^(gentoo)(-(\d{8}T\d{6}Z))?$/;
@@ -737,8 +740,8 @@ export const constructGentooImageURL = (
     return Effect.succeed(
       GENTOO_IMG_URL.replaceAll("20251116T161545Z", match[3]).replaceAll(
         "20251116T233105Z",
-        match[3],
-      ),
+        match[3]
+      )
     );
   }
 
@@ -750,6 +753,30 @@ export const constructGentooImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match Gentoo naming conventions.",
-    }),
+    })
+  );
+};
+
+export const constructDebianImageURL = (
+  image: string
+): Effect.Effect<string, InvalidImageNameError, never> => {
+  // detect with regex if image matches debian pattern: debian-<version> or debian
+  const debianRegex = /^(debian)(-(\d+\.\d+\.\d+))?$/;
+  const match = image.match(debianRegex);
+  if (match?.[3]) {
+    return Effect.succeed(
+      DEBIAN_ISO_URL.replaceAll(DEBIAN_DEFAULT_VERSION, match[3])
+    );
+  }
+
+  if (match) {
+    return Effect.succeed(DEBIAN_ISO_URL);
+  }
+
+  return Effect.fail(
+    new InvalidImageNameError({
+      image,
+      cause: "Image name does not match Debian naming conventions.",
+    })
   );
 };
diff --git a/src/utils_test.ts b/src/utils_test.ts
index 3e30260..0b41037 100644
--- a/src/utils_test.ts
+++ b/src/utils_test.ts
@@ -7,6 +7,7 @@ import {
 } from "./constants.ts";
 import {
   constructCoreOSImageURL,
+  constructDebianImageURL,
   constructGentooImageURL,
   constructNixOSImageURL,
 } from "./utils.ts";
@@ -15,8 +16,8 @@ Deno.test("Test Default Fedora CoreOS Image URL", () => {
   const url = Effect.runSync(
     pipe(
       constructCoreOSImageURL("fedora-coreos"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(url, FEDORA_COREOS_IMG_URL);
@@ -26,8 +27,8 @@ Deno.test("Test Default Fedora CoreOS Image URL", () => {
   const url = Effect.runSync(
     pipe(
       constructCoreOSImageURL("coreos"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(url, FEDORA_COREOS_IMG_URL);
@@ -37,14 +38,14 @@ Deno.test("Test Specific Fedora CoreOS Version", () => {
   const url = Effect.runSync(
     pipe(
       constructCoreOSImageURL("fedora-coreos-43.20251024.2.0"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(
     url,
     "https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/43.20251024.2.0/" +
-      `${Deno.build.arch}/fedora-coreos-43.20251024.2.0-qemu.${Deno.build.arch}.qcow2.xz`,
+      `${Deno.build.arch}/fedora-coreos-43.20251024.2.0-qemu.${Deno.build.arch}.qcow2.xz`
   );
 });
 
@@ -52,8 +53,8 @@ Deno.test("Test invalid Fedora CoreOS Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructCoreOSImageURL("fedora-coreos-latest"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(url, null);
@@ -63,8 +64,8 @@ Deno.test("Test Default NixOS Image URL", () => {
   const url = Effect.runSync(
     pipe(
       constructNixOSImageURL("nixos"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(url, NIXOS_ISO_URL);
@@ -74,13 +75,13 @@ Deno.test("Test Specific NixOS Version", () => {
   const url = Effect.runSync(
     pipe(
       constructNixOSImageURL("nixos-24.05"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(
     url,
-    `https://channels.nixos.org/nixos-24.05/latest-nixos-minimal-${Deno.build.arch}-linux.iso`,
+    `https://channels.nixos.org/nixos-24.05/latest-nixos-minimal-${Deno.build.arch}-linux.iso`
   );
 });
 
@@ -88,8 +89,8 @@ Deno.test("Test invalid NixOS Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructNixOSImageURL("nixos-latest"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(url, null);
@@ -99,14 +100,14 @@ Deno.test("Test valid Gentoo Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructGentooImageURL("gentoo-20251116T161545Z"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   const arch = Deno.build.arch === "aarch64" ? "arm64" : "amd64";
   assertEquals(
     url,
-    `https://distfiles.gentoo.org/releases/${arch}/autobuilds/20251116T161545Z/di-${arch}-console-20251116T161545Z.qcow2`,
+    `https://distfiles.gentoo.org/releases/${arch}/autobuilds/20251116T161545Z/di-${arch}-console-20251116T161545Z.qcow2`
   );
 });
 
@@ -114,8 +115,8 @@ Deno.test("Test valid Gentoo Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructGentooImageURL("gentoo"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(url, GENTOO_IMG_URL);
@@ -125,8 +126,49 @@ Deno.test("Test invalid Gentoo Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructGentooImageURL("gentoo-latest"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
-    ),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
+  );
+
+  assertEquals(url, null);
+});
+
+Deno.test("Test valid Debian Image Name", () => {
+  const url = Effect.runSync(
+    pipe(
+      constructDebianImageURL("debian-13.2.0"),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
+  );
+
+  const arch = Deno.build.arch === "aarch64" ? "arm64" : "amd64";
+  assertEquals(
+    url,
+    `https://cdimage.debian.org/debian-cd/current/${arch}/iso-cd/debian-13.2.0-${arch}-netinst.iso`
+  );
+});
+
+Deno.test("Test valid Debian Image Name", () => {
+  const url = Effect.runSync(
+    pipe(
+      constructDebianImageURL("debian"),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
+  );
+
+  const arch = Deno.build.arch === "aarch64" ? "arm64" : "amd64";
+  assertEquals(
+    url,
+    `https://cdimage.debian.org/debian-cd/current/${arch}/iso-cd/debian-13.2.0-${arch}-netinst.iso`
+  );
+});
+
+Deno.test("Test invalid Debian Image Name", () => {
+  const url = Effect.runSync(
+    pipe(
+      constructDebianImageURL("debian-latest"),
+      Effect.catchAll((_error) => Effect.succeed(null as string | null))
+    )
   );
 
   assertEquals(url, null);
-- 
2.51.2


From 2f0f2f3635455e51b73e6ff1efe8d67c92d788ec Mon Sep 17 00:00:00 2001
From: Tsiry Sandratraina <tsiry.sndr@rocksky.app>
Date: Wed, 19 Nov 2025 12:34:48 +0300
Subject: [PATCH 2/3] run format

---
 src/constants.ts  | 30 +++++++--------
 src/utils.ts      | 95 +++++++++++++++++++++++------------------------
 src/utils_test.ts | 62 +++++++++++++++----------------
 3 files changed, 93 insertions(+), 94 deletions(-)

diff --git a/src/constants.ts b/src/constants.ts
index 1d391aa..2220673 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -6,27 +6,27 @@ export const CONFIG_FILE_NAME: string = "vmconfig.toml";
 export const IMAGE_DIR: string = `${CONFIG_DIR}/images`;
 export const VOLUME_DIR: string = `${CONFIG_DIR}/volumes`;
 
-export const UBUNTU_ISO_URL: string =
-  Deno.build.arch === "aarch64"
-    ? "https://cdimage.ubuntu.com/releases/24.04/release/ubuntu-24.04.3-live-server-arm64.iso"
-    : "https://releases.ubuntu.com/24.04.3/ubuntu-24.04.3-live-server-amd64.iso";
+export const UBUNTU_ISO_URL: string = Deno.build.arch === "aarch64"
+  ? "https://cdimage.ubuntu.com/releases/24.04/release/ubuntu-24.04.3-live-server-arm64.iso"
+  : "https://releases.ubuntu.com/24.04.3/ubuntu-24.04.3-live-server-amd64.iso";
 
 export const FEDORA_COREOS_DEFAULT_VERSION: string = "43.20251024.3.0";
-export const FEDORA_COREOS_IMG_URL: string = `https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/${FEDORA_COREOS_DEFAULT_VERSION}/${Deno.build.arch}/fedora-coreos-${FEDORA_COREOS_DEFAULT_VERSION}-qemu.${Deno.build.arch}.qcow2.xz`;
+export const FEDORA_COREOS_IMG_URL: string =
+  `https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/${FEDORA_COREOS_DEFAULT_VERSION}/${Deno.build.arch}/fedora-coreos-${FEDORA_COREOS_DEFAULT_VERSION}-qemu.${Deno.build.arch}.qcow2.xz`;
 
 export const NIXOS_DEFAULT_VERSION: string = "25.05";
-export const NIXOS_ISO_URL: string = `https://channels.nixos.org/nixos-${NIXOS_DEFAULT_VERSION}/latest-nixos-minimal-${Deno.build.arch}-linux.iso`;
+export const NIXOS_ISO_URL: string =
+  `https://channels.nixos.org/nixos-${NIXOS_DEFAULT_VERSION}/latest-nixos-minimal-${Deno.build.arch}-linux.iso`;
 
-export const FEDORA_IMG_URL: string = `https://download.fedoraproject.org/pub/fedora/linux/releases/43/Server/${Deno.build.arch}/images/Fedora-Server-Guest-Generic-43-1.6.${Deno.build.arch}.qcow2`;
+export const FEDORA_IMG_URL: string =
+  `https://download.fedoraproject.org/pub/fedora/linux/releases/43/Server/${Deno.build.arch}/images/Fedora-Server-Guest-Generic-43-1.6.${Deno.build.arch}.qcow2`;
 
-export const GENTOO_IMG_URL: string =
-  Deno.build.arch === "aarch64"
-    ? "https://distfiles.gentoo.org/releases/arm64/autobuilds/20251116T233105Z/di-arm64-console-20251116T233105Z.qcow2"
-    : "https://distfiles.gentoo.org/releases/amd64/autobuilds/20251116T161545Z/di-amd64-console-20251116T161545Z.qcow2";
+export const GENTOO_IMG_URL: string = Deno.build.arch === "aarch64"
+  ? "https://distfiles.gentoo.org/releases/arm64/autobuilds/20251116T233105Z/di-arm64-console-20251116T233105Z.qcow2"
+  : "https://distfiles.gentoo.org/releases/amd64/autobuilds/20251116T161545Z/di-amd64-console-20251116T161545Z.qcow2";
 
 export const DEBIAN_DEFAULT_VERSION: string = "13.2.0";
 
-export const DEBIAN_ISO_URL: string =
-  Deno.build.arch === "aarch64"
-    ? `https://cdimage.debian.org/debian-cd/current/arm64/iso-cd/debian-${DEBIAN_DEFAULT_VERSION}-arm64-netinst.iso`
-    : `https://cdimage.debian.org/debian-cd/current/amd64/iso-cd/debian-${DEBIAN_DEFAULT_VERSION}-amd64-netinst.iso`;
+export const DEBIAN_ISO_URL: string = Deno.build.arch === "aarch64"
+  ? `https://cdimage.debian.org/debian-cd/current/arm64/iso-cd/debian-${DEBIAN_DEFAULT_VERSION}-arm64-netinst.iso`
+  : `https://cdimage.debian.org/debian-cd/current/amd64/iso-cd/debian-${DEBIAN_DEFAULT_VERSION}-amd64-netinst.iso`;
diff --git a/src/utils.ts b/src/utils.ts
index 5813067..a09e7c0 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -68,7 +68,7 @@ export const getCurrentArch = (): string => {
 export const isValidISOurl = (url?: string): boolean => {
   return Boolean(
     (url?.startsWith("http://") || url?.startsWith("https://")) &&
-      url?.endsWith(".iso")
+      url?.endsWith(".iso"),
   );
 };
 
@@ -94,7 +94,7 @@ export const humanFileSize = (blocks: number) =>
   });
 
 export const validateImage = (
-  image: string
+  image: string,
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   const regex =
     /^(?:[a-zA-Z0-9.-]+(?:\.[a-zA-Z0-9.-]+)*\/)?[a-z0-9]+(?:[._-][a-z0-9]+)*\/[a-z0-9]+(?:[._-][a-z0-9]+)*(?::[a-zA-Z0-9._-]+)?$/;
@@ -105,7 +105,7 @@ export const validateImage = (
         image,
         cause:
           "Image name does not conform to expected format. Should be in the format 'repository/name:tag'.",
-      })
+      }),
     );
   }
   return Effect.succeed(image);
@@ -114,18 +114,18 @@ export const validateImage = (
 export const extractTag = (name: string) =>
   pipe(
     validateImage(name),
-    Effect.flatMap((image) => Effect.succeed(image.split(":")[1] || "latest"))
+    Effect.flatMap((image) => Effect.succeed(image.split(":")[1] || "latest")),
   );
 
 export const failOnMissingImage = (
-  image: Image | undefined
+  image: Image | undefined,
 ): Effect.Effect<Image, Error, never> =>
   image
     ? Effect.succeed(image)
     : Effect.fail(new NoSuchImageError({ cause: "No such image" }));
 
 export const du = (
-  path: string
+  path: string,
 ): Effect.Effect<number, LogCommandError, never> =>
   Effect.tryPromise({
     try: async () => {
@@ -157,7 +157,7 @@ export const emptyDiskImage = (path: string) =>
       exists
         ? Effect.succeed(true)
         : du(path).pipe(Effect.map((size) => size < EMPTY_DISK_THRESHOLD_KB))
-    )
+    ),
   );
 
 export const downloadIso = (url: string, options: Options) =>
@@ -179,8 +179,8 @@ export const downloadIso = (url: string, options: Options) =>
         if (driveSize > EMPTY_DISK_THRESHOLD_KB) {
           console.log(
             chalk.yellowBright(
-              `Drive image ${options.image} is not empty (size: ${driveSize} KB), skipping ISO download to avoid overwriting existing data.`
-            )
+              `Drive image ${options.image} is not empty (size: ${driveSize} KB), skipping ISO download to avoid overwriting existing data.`,
+            ),
           );
           return null;
         }
@@ -198,8 +198,8 @@ export const downloadIso = (url: string, options: Options) =>
     if (outputExists) {
       console.log(
         chalk.yellowBright(
-          `File ${outputPath} already exists, skipping download.`
-        )
+          `File ${outputPath} already exists, skipping download.`,
+        ),
       );
       return outputPath;
     }
@@ -248,8 +248,8 @@ export const setupFirmwareFilesIfNeeded = () =>
     if (!success) {
       console.error(
         chalk.redBright(
-          "Failed to get QEMU prefix from Homebrew. Ensure QEMU is installed via Homebrew."
-        )
+          "Failed to get QEMU prefix from Homebrew. Ensure QEMU is installed via Homebrew.",
+        ),
       );
       Deno.exit(1);
     }
@@ -262,7 +262,7 @@ export const setupFirmwareFilesIfNeeded = () =>
       try: () =>
         Deno.copyFile(
           `${brewPrefix}/share/qemu/edk2-arm-vars.fd`,
-          edk2VarsAarch64
+          edk2VarsAarch64,
         ),
       catch: (error) => new LogCommandError({ cause: error }),
     });
@@ -307,13 +307,13 @@ export const setupCoreOSArgs = (imagePath?: string | null) =>
       const configOK = yield* pipe(
         fileExists("config.ign"),
         Effect.flatMap(() => Effect.succeed(true)),
-        Effect.catchAll(() => Effect.succeed(false))
+        Effect.catchAll(() => Effect.succeed(false)),
       );
       if (!configOK) {
         console.error(
           chalk.redBright(
-            "CoreOS image requires a config.ign file in the current directory."
-          )
+            "CoreOS image requires a config.ign file in the current directory.",
+          ),
         );
         Deno.exit(1);
       }
@@ -348,7 +348,7 @@ export const setupGentooArgs = (imagePath?: string | null) =>
       imagePath &&
       imagePath.endsWith(".qcow2") &&
       imagePath.startsWith(
-        `di-${Deno.build.arch === "aarch64" ? "arm64" : "amd64"}-console-`
+        `di-${Deno.build.arch === "aarch64" ? "arm64" : "amd64"}-console-`,
       )
     ) {
       return ["-drive", `file=${imagePath},format=qcow2,if=virtio`];
@@ -361,10 +361,9 @@ export const runQemu = (isoPath: string | null, options: Options) =>
   Effect.gen(function* () {
     const macAddress = yield* generateRandomMacAddress();
 
-    const qemu =
-      Deno.build.arch === "aarch64"
-        ? "qemu-system-aarch64"
-        : "qemu-system-x86_64";
+    const qemu = Deno.build.arch === "aarch64"
+      ? "qemu-system-aarch64"
+      : "qemu-system-x86_64";
 
     const firmwareFiles = yield* setupFirmwareFilesIfNeeded();
     let coreosArgs: string[] = yield* setupCoreOSArgs(isoPath || options.image);
@@ -416,7 +415,7 @@ export const runQemu = (isoPath: string | null, options: Options) =>
         options.image && [
           "-drive",
           `file=${options.image},format=${options.diskFormat},if=virtio`,
-        ]
+        ],
       ),
     ];
 
@@ -431,9 +430,11 @@ export const runQemu = (isoPath: string | null, options: Options) =>
       const logPath = `${LOGS_DIR}/${name}.log`;
 
       const fullCommand = options.bridge
-        ? `sudo ${qemu} ${qemuArgs
+        ? `sudo ${qemu} ${
+          qemuArgs
             .slice(1)
-            .join(" ")} >> "${logPath}" 2>&1 & echo $!`
+            .join(" ")
+        } >> "${logPath}" 2>&1 & echo $!`
         : `${qemu} ${qemuArgs.join(" ")} >> "${logPath}" 2>&1 & echo $!`;
 
       const { stdout } = yield* Effect.tryPromise({
@@ -459,8 +460,7 @@ export const runQemu = (isoPath: string | null, options: Options) =>
         cpus: options.cpus,
         cpu: options.cpu,
         diskSize: options.size || "20G",
-        diskFormat:
-          (isoPath?.endsWith(".qcow2") ? "qcow2" : undefined) ||
+        diskFormat: (isoPath?.endsWith(".qcow2") ? "qcow2" : undefined) ||
           options.diskFormat ||
           "raw",
         portForward: options.portForward,
@@ -479,7 +479,7 @@ export const runQemu = (isoPath: string | null, options: Options) =>
       });
 
       console.log(
-        `Virtual machine ${name} started in background (PID: ${qemuPid})`
+        `Virtual machine ${name} started in background (PID: ${qemuPid})`,
       );
       console.log(`Logs will be written to: ${logPath}`);
 
@@ -502,8 +502,7 @@ export const runQemu = (isoPath: string | null, options: Options) =>
         cpus: options.cpus,
         cpu: options.cpu,
         diskSize: options.size || "20G",
-        diskFormat:
-          (isoPath?.endsWith(".qcow2") ? "qcow2" : undefined) ||
+        diskFormat: (isoPath?.endsWith(".qcow2") ? "qcow2" : undefined) ||
           options.diskFormat ||
           "raw",
         portForward: options.portForward,
@@ -611,8 +610,8 @@ export const createDriveImageIfNeeded = ({
     if (pathExists) {
       console.log(
         chalk.yellowBright(
-          `Drive image ${path} already exists, skipping creation.`
-        )
+          `Drive image ${path} already exists, skipping creation.`,
+        ),
       );
       return;
     }
@@ -639,7 +638,7 @@ export const createDriveImageIfNeeded = ({
   });
 
 export const fileExists = (
-  path: string
+  path: string,
 ): Effect.Effect<void, NoSuchFileError, never> =>
   Effect.try({
     try: () => Deno.statSync(path),
@@ -647,7 +646,7 @@ export const fileExists = (
   });
 
 export const constructCoreOSImageURL = (
-  image: string
+  image: string,
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches coreos pattern: fedora-coreos or fedora-coreos-<version> or coreos or coreos-<version>
   const coreosRegex = /^(fedora-coreos|coreos)(-(\d+\.\d+\.\d+\.\d+))?$/;
@@ -655,7 +654,7 @@ export const constructCoreOSImageURL = (
   if (match) {
     const version = match[3] || FEDORA_COREOS_DEFAULT_VERSION;
     return Effect.succeed(
-      FEDORA_COREOS_IMG_URL.replaceAll(FEDORA_COREOS_DEFAULT_VERSION, version)
+      FEDORA_COREOS_IMG_URL.replaceAll(FEDORA_COREOS_DEFAULT_VERSION, version),
     );
   }
 
@@ -663,7 +662,7 @@ export const constructCoreOSImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match CoreOS naming conventions.",
-    })
+    }),
   );
 };
 
@@ -692,7 +691,7 @@ export const extractXz = (path: string | null) =>
   });
 
 export const constructNixOSImageURL = (
-  image: string
+  image: string,
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches NixOS pattern: nixos or nixos-<version>
   const nixosRegex = /^(nixos)(-(\d+\.\d+))?$/;
@@ -700,7 +699,7 @@ export const constructNixOSImageURL = (
   if (match) {
     const version = match[3] || NIXOS_DEFAULT_VERSION;
     return Effect.succeed(
-      NIXOS_ISO_URL.replaceAll(NIXOS_DEFAULT_VERSION, version)
+      NIXOS_ISO_URL.replaceAll(NIXOS_DEFAULT_VERSION, version),
     );
   }
 
@@ -708,12 +707,12 @@ export const constructNixOSImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match NixOS naming conventions.",
-    })
+    }),
   );
 };
 
 export const constructFedoraImageURL = (
-  image: string
+  image: string,
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches Fedora pattern: fedora
   const fedoraRegex = /^(fedora)$/;
@@ -726,12 +725,12 @@ export const constructFedoraImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match Fedora naming conventions.",
-    })
+    }),
   );
 };
 
 export const constructGentooImageURL = (
-  image: string
+  image: string,
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches genroo pattern: gentoo-20251116T161545Z or gentoo
   const gentooRegex = /^(gentoo)(-(\d{8}T\d{6}Z))?$/;
@@ -740,8 +739,8 @@ export const constructGentooImageURL = (
     return Effect.succeed(
       GENTOO_IMG_URL.replaceAll("20251116T161545Z", match[3]).replaceAll(
         "20251116T233105Z",
-        match[3]
-      )
+        match[3],
+      ),
     );
   }
 
@@ -753,19 +752,19 @@ export const constructGentooImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match Gentoo naming conventions.",
-    })
+    }),
   );
 };
 
 export const constructDebianImageURL = (
-  image: string
+  image: string,
 ): Effect.Effect<string, InvalidImageNameError, never> => {
   // detect with regex if image matches debian pattern: debian-<version> or debian
   const debianRegex = /^(debian)(-(\d+\.\d+\.\d+))?$/;
   const match = image.match(debianRegex);
   if (match?.[3]) {
     return Effect.succeed(
-      DEBIAN_ISO_URL.replaceAll(DEBIAN_DEFAULT_VERSION, match[3])
+      DEBIAN_ISO_URL.replaceAll(DEBIAN_DEFAULT_VERSION, match[3]),
     );
   }
 
@@ -777,6 +776,6 @@ export const constructDebianImageURL = (
     new InvalidImageNameError({
       image,
       cause: "Image name does not match Debian naming conventions.",
-    })
+    }),
   );
 };
diff --git a/src/utils_test.ts b/src/utils_test.ts
index 0b41037..f2e5afe 100644
--- a/src/utils_test.ts
+++ b/src/utils_test.ts
@@ -16,8 +16,8 @@ Deno.test("Test Default Fedora CoreOS Image URL", () => {
   const url = Effect.runSync(
     pipe(
       constructCoreOSImageURL("fedora-coreos"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(url, FEDORA_COREOS_IMG_URL);
@@ -27,8 +27,8 @@ Deno.test("Test Default Fedora CoreOS Image URL", () => {
   const url = Effect.runSync(
     pipe(
       constructCoreOSImageURL("coreos"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(url, FEDORA_COREOS_IMG_URL);
@@ -38,14 +38,14 @@ Deno.test("Test Specific Fedora CoreOS Version", () => {
   const url = Effect.runSync(
     pipe(
       constructCoreOSImageURL("fedora-coreos-43.20251024.2.0"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(
     url,
     "https://builds.coreos.fedoraproject.org/prod/streams/stable/builds/43.20251024.2.0/" +
-      `${Deno.build.arch}/fedora-coreos-43.20251024.2.0-qemu.${Deno.build.arch}.qcow2.xz`
+      `${Deno.build.arch}/fedora-coreos-43.20251024.2.0-qemu.${Deno.build.arch}.qcow2.xz`,
   );
 });
 
@@ -53,8 +53,8 @@ Deno.test("Test invalid Fedora CoreOS Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructCoreOSImageURL("fedora-coreos-latest"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(url, null);
@@ -64,8 +64,8 @@ Deno.test("Test Default NixOS Image URL", () => {
   const url = Effect.runSync(
     pipe(
       constructNixOSImageURL("nixos"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(url, NIXOS_ISO_URL);
@@ -75,13 +75,13 @@ Deno.test("Test Specific NixOS Version", () => {
   const url = Effect.runSync(
     pipe(
       constructNixOSImageURL("nixos-24.05"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(
     url,
-    `https://channels.nixos.org/nixos-24.05/latest-nixos-minimal-${Deno.build.arch}-linux.iso`
+    `https://channels.nixos.org/nixos-24.05/latest-nixos-minimal-${Deno.build.arch}-linux.iso`,
   );
 });
 
@@ -89,8 +89,8 @@ Deno.test("Test invalid NixOS Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructNixOSImageURL("nixos-latest"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(url, null);
@@ -100,14 +100,14 @@ Deno.test("Test valid Gentoo Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructGentooImageURL("gentoo-20251116T161545Z"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   const arch = Deno.build.arch === "aarch64" ? "arm64" : "amd64";
   assertEquals(
     url,
-    `https://distfiles.gentoo.org/releases/${arch}/autobuilds/20251116T161545Z/di-${arch}-console-20251116T161545Z.qcow2`
+    `https://distfiles.gentoo.org/releases/${arch}/autobuilds/20251116T161545Z/di-${arch}-console-20251116T161545Z.qcow2`,
   );
 });
 
@@ -115,8 +115,8 @@ Deno.test("Test valid Gentoo Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructGentooImageURL("gentoo"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(url, GENTOO_IMG_URL);
@@ -126,8 +126,8 @@ Deno.test("Test invalid Gentoo Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructGentooImageURL("gentoo-latest"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(url, null);
@@ -137,14 +137,14 @@ Deno.test("Test valid Debian Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructDebianImageURL("debian-13.2.0"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   const arch = Deno.build.arch === "aarch64" ? "arm64" : "amd64";
   assertEquals(
     url,
-    `https://cdimage.debian.org/debian-cd/current/${arch}/iso-cd/debian-13.2.0-${arch}-netinst.iso`
+    `https://cdimage.debian.org/debian-cd/current/${arch}/iso-cd/debian-13.2.0-${arch}-netinst.iso`,
   );
 });
 
@@ -152,14 +152,14 @@ Deno.test("Test valid Debian Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructDebianImageURL("debian"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   const arch = Deno.build.arch === "aarch64" ? "arm64" : "amd64";
   assertEquals(
     url,
-    `https://cdimage.debian.org/debian-cd/current/${arch}/iso-cd/debian-13.2.0-${arch}-netinst.iso`
+    `https://cdimage.debian.org/debian-cd/current/${arch}/iso-cd/debian-13.2.0-${arch}-netinst.iso`,
   );
 });
 
@@ -167,8 +167,8 @@ Deno.test("Test invalid Debian Image Name", () => {
   const url = Effect.runSync(
     pipe(
       constructDebianImageURL("debian-latest"),
-      Effect.catchAll((_error) => Effect.succeed(null as string | null))
-    )
+      Effect.catchAll((_error) => Effect.succeed(null as string | null)),
+    ),
   );
 
   assertEquals(url, null);
-- 
2.51.2


From 6307f3ea8335ab5d70afa4a72f0afa0bc7afe7b8 Mon Sep 17 00:00:00 2001
From: Tsiry Sandratraina <tsiry.sndr@rocksky.app>
Date: Wed, 19 Nov 2025 12:59:11 +0300
Subject: [PATCH 3/3] feat: update Debian image URL test to use constant

---
 src/utils_test.ts | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/utils_test.ts b/src/utils_test.ts
index f2e5afe..ace09cf 100644
--- a/src/utils_test.ts
+++ b/src/utils_test.ts
@@ -1,6 +1,7 @@
 import { assertEquals } from "@std/assert";
 import { Effect, pipe } from "effect";
 import {
+  DEBIAN_ISO_URL,
   FEDORA_COREOS_IMG_URL,
   GENTOO_IMG_URL,
   NIXOS_ISO_URL,
@@ -157,10 +158,7 @@ Deno.test("Test valid Debian Image Name", () => {
   );
 
   const arch = Deno.build.arch === "aarch64" ? "arm64" : "amd64";
-  assertEquals(
-    url,
-    `https://cdimage.debian.org/debian-cd/current/${arch}/iso-cd/debian-13.2.0-${arch}-netinst.iso`,
-  );
+  assertEquals(url, DEBIAN_ISO_URL);
 });
 
 Deno.test("Test invalid Debian Image Name", () => {