diff --git a/package-lock.json b/package-lock.json
index 877b01f..6f1ff40 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,10 +9,6 @@
       "version": "1.0.0",
       "license": "WTFPL",
       "dependencies": {
-        "@koa/ejs": "5.1.0",
-        "@koa/router": "15.2.0",
-        "koa": "3.1.1",
-        "koa-static": "5.0.0",
         "nanoid": "5.1.6",
         "raw-body": "3.0.2"
       },
@@ -21,7 +17,7 @@
         "nodemon": "3.1.11"
       },
       "engines": {
-        "node": ">=23.5.0"
+        "node": ">=25.3.0"
       }
     },
     "node_modules/@esbuild/aix-ppc64": {
@@ -466,73 +462,6 @@
         "node": ">=18"
       }
     },
-    "node_modules/@koa/ejs": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/@koa/ejs/-/ejs-5.1.0.tgz",
-      "integrity": "sha512-cBP2uH+RUEuSb7zcRw6kKXucqjYNwQU1I9h59qGlvU+w08H1FYoj1lDor86f3PaekrpzyLyxZQAbtn0GMowe6w==",
-      "license": "MIT",
-      "dependencies": {
-        "debug": "^4.3.4",
-        "ejs": "^3.1.8"
-      }
-    },
-    "node_modules/@koa/router": {
-      "version": "15.2.0",
-      "resolved": "https://registry.npmjs.org/@koa/router/-/router-15.2.0.tgz",
-      "integrity": "sha512-7YUhq4W83cybfNa4E7JqJpWzoCTSvbnFltkvRaUaUX1ybFzlUoLNY1SqT8XmIAO6nGbFrev+FvJHw4mL+4WhuQ==",
-      "license": "MIT",
-      "dependencies": {
-        "debug": "^4.4.3",
-        "http-errors": "^2.0.1",
-        "koa-compose": "^4.1.0",
-        "path-to-regexp": "^8.3.0"
-      },
-      "engines": {
-        "node": ">= 20"
-      },
-      "peerDependencies": {
-        "koa": "^2.0.0 || ^3.0.0"
-      },
-      "peerDependenciesMeta": {
-        "koa": {
-          "optional": false
-        }
-      }
-    },
-    "node_modules/accepts": {
-      "version": "1.3.8",
-      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz",
-      "integrity": "sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==",
-      "license": "MIT",
-      "dependencies": {
-        "mime-types": "~2.1.34",
-        "negotiator": "0.6.3"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/accepts/node_modules/mime-db": {
-      "version": "1.52.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
-      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/accepts/node_modules/mime-types": {
-      "version": "2.1.35",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
-      "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
-      "license": "MIT",
-      "dependencies": {
-        "mime-db": "1.52.0"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
     "node_modules/anymatch": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.3.tgz",
@@ -547,16 +476,11 @@
         "node": ">= 8"
       }
     },
-    "node_modules/async": {
-      "version": "3.2.6",
-      "resolved": "https://registry.npmjs.org/async/-/async-3.2.6.tgz",
-      "integrity": "sha512-htCUDlxyyCLMgaM3xXg0C0LW2xqfuQ6p05pCEIsXuyQ+a1koYKTuBMzRNwmybfLgvJDMd0r1LTn4+E0Ti6C2AA==",
-      "license": "MIT"
-    },
     "node_modules/balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
       "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true,
       "license": "MIT"
     },
     "node_modules/binary-extensions": {
@@ -572,15 +496,6 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/brace-expansion": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.2.tgz",
-      "integrity": "sha512-Jt0vHyM+jmUBqojB7E1NIYadt0vI0Qxjxd2TErW94wDz+E2LAm5vKMXXwg6ZZBTHPuUlDgQHKXvjGBdfcF1ZDQ==",
-      "license": "MIT",
-      "dependencies": {
-        "balanced-match": "^1.0.0"
-      }
-    },
     "node_modules/braces": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.3.tgz",
@@ -635,44 +550,11 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/content-disposition": {
-      "version": "0.5.4",
-      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
-      "integrity": "sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==",
-      "license": "MIT",
-      "dependencies": {
-        "safe-buffer": "5.2.1"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/content-type": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.5.tgz",
-      "integrity": "sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/cookies": {
-      "version": "0.9.1",
-      "resolved": "https://registry.npmjs.org/cookies/-/cookies-0.9.1.tgz",
-      "integrity": "sha512-TG2hpqe4ELx54QER/S3HQ9SRVnQnGBtKUz5bLQWtYAQ+o6GpgMs6sYUvaiJjVxb+UXwhRhAEP3m7LbsIZ77Hmw==",
-      "license": "MIT",
-      "dependencies": {
-        "depd": "~2.0.0",
-        "keygrip": "~1.1.0"
-      },
-      "engines": {
-        "node": ">= 0.8"
-      }
-    },
     "node_modules/debug": {
       "version": "4.4.3",
       "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.3.tgz",
       "integrity": "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "ms": "^2.1.3"
@@ -686,18 +568,6 @@
         }
       }
     },
-    "node_modules/deep-equal": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/deep-equal/-/deep-equal-1.0.1.tgz",
-      "integrity": "sha512-bHtC0iYvWhyaTzvV3CZgPeZQqCOBGyGsVV7v4eevpdkLHfiSrXUdBG+qAuSz4RI70sszvjQ1QSZ98An1yNwpSw==",
-      "license": "MIT"
-    },
-    "node_modules/delegates": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
-      "integrity": "sha512-bd2L678uiWATM6m5Z1VzNCErI3jiGzt6HGY8OVICs40JQq/HALfbyNJmp0UDakEY4pMMaN0Ly5om/B1VI/+xfQ==",
-      "license": "MIT"
-    },
     "node_modules/depd": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
@@ -707,46 +577,6 @@
         "node": ">= 0.8"
       }
     },
-    "node_modules/destroy": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.2.0.tgz",
-      "integrity": "sha512-2sJGJTaXIIaR1w4iJSNoN0hnMY7Gpc/n8D4qSCJw8QqFWXf7cuAgnEHxBpweaVcPevC2l3KpjYCx3NypQQgaJg==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.8",
-        "npm": "1.2.8000 || >= 1.4.16"
-      }
-    },
-    "node_modules/ee-first": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
-      "integrity": "sha512-WMwm9LhRUo+WUaRN+vRuETqG89IgZphVSNkdFgeb6sS/E4OrDIN7t48CAewSHXc6C8lefD8KKfr5vY61brQlow==",
-      "license": "MIT"
-    },
-    "node_modules/ejs": {
-      "version": "3.1.10",
-      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.10.tgz",
-      "integrity": "sha512-UeJmFfOrAQS8OJWPZ4qtgHyWExa088/MtK5UEyoJGFH67cDEXkZSviOiKRCZ4Xij0zxI3JECgYs3oKx+AizQBA==",
-      "license": "Apache-2.0",
-      "dependencies": {
-        "jake": "^10.8.5"
-      },
-      "bin": {
-        "ejs": "bin/cli.js"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/encodeurl": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-2.0.0.tgz",
-      "integrity": "sha512-Q0n9HRi4m6JuGIV1eFlmvJB7ZEVxu93IrMyiMsGC0lrMJMWzRgx6WGquyfQgZVb31vhGgXnfmPNNXmxnOkRBrg==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.8"
-      }
-    },
     "node_modules/esbuild": {
       "version": "0.27.2",
       "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.27.2.tgz",
@@ -789,21 +619,6 @@
         "@esbuild/win32-x64": "0.27.2"
       }
     },
-    "node_modules/escape-html": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
-      "integrity": "sha512-NiSupZ4OeuGwr68lGIeym/ksIZMJodUGOSCZ/FSnTxcrekbvqrgdUxlJOMpijaKZVjAJrWrGs/6Jy8OMuyj9ow==",
-      "license": "MIT"
-    },
-    "node_modules/filelist": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/filelist/-/filelist-1.0.4.tgz",
-      "integrity": "sha512-w1cEuf3S+DrLCQL7ET6kz+gmlJdbq9J7yXCSjK/OZCPA+qEN1WyF4ZAf0YYJa4/shHJra2t/d/r8SV4Ji+x+8Q==",
-      "license": "Apache-2.0",
-      "dependencies": {
-        "minimatch": "^5.0.1"
-      }
-    },
     "node_modules/fill-range": {
       "version": "7.1.1",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.1.1.tgz",
@@ -817,15 +632,6 @@
         "node": ">=8"
       }
     },
-    "node_modules/fresh": {
-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.2.tgz",
-      "integrity": "sha512-zJ2mQYM18rEFOudeV4GShTGIQ7RbzA7ozbU9I/XBpm7kqgMywgmylMwXHxZJmkVoYkna9d2pVXVXPdYTP9ej8Q==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
     "node_modules/fsevents": {
       "version": "2.3.3",
       "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
@@ -864,53 +670,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/http-assert": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/http-assert/-/http-assert-1.5.0.tgz",
-      "integrity": "sha512-uPpH7OKX4H25hBmU6G1jWNaqJGpTXxey+YOUizJUAgu0AjLUeC8D73hTrhvDS5D+GJN1DN1+hhc/eF/wpxtp0w==",
-      "license": "MIT",
-      "dependencies": {
-        "deep-equal": "~1.0.1",
-        "http-errors": "~1.8.0"
-      },
-      "engines": {
-        "node": ">= 0.8"
-      }
-    },
-    "node_modules/http-assert/node_modules/depd": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
-      "integrity": "sha512-7emPTl6Dpo6JRXOXjLRxck+FlLRX5847cLKEn00PLAgc3g2hTZZgr+e4c2v6QpSmLeFP3n5yUo7ft6avBK/5jQ==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/http-assert/node_modules/http-errors": {
-      "version": "1.8.1",
-      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.8.1.tgz",
-      "integrity": "sha512-Kpk9Sm7NmI+RHhnj6OIWDI1d6fIoFAtFt9RLaTMRlg/8w49juAStsrBgp0Dp4OdxdVbRIeKhtCUvoi/RuAhO4g==",
-      "license": "MIT",
-      "dependencies": {
-        "depd": "~1.1.2",
-        "inherits": "2.0.4",
-        "setprototypeof": "1.2.0",
-        "statuses": ">= 1.5.0 < 2",
-        "toidentifier": "1.0.1"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/http-assert/node_modules/statuses": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
-      "integrity": "sha512-OpZ3zP+jT1PI7I8nemJX4AKmAX070ZkYPVWV/AaKTJl+tXCTGyVdC1a4SL8RUQYEwk/f34ZX8UTykN68FwrqAA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
     "node_modules/http-errors": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-2.0.1.tgz",
@@ -1006,191 +765,11 @@
         "node": ">=0.12.0"
       }
     },
-    "node_modules/jake": {
-      "version": "10.9.4",
-      "resolved": "https://registry.npmjs.org/jake/-/jake-10.9.4.tgz",
-      "integrity": "sha512-wpHYzhxiVQL+IV05BLE2Xn34zW1S223hvjtqk0+gsPrwd/8JNLXJgZZM/iPFsYc1xyphF+6M6EvdE5E9MBGkDA==",
-      "license": "Apache-2.0",
-      "dependencies": {
-        "async": "^3.2.6",
-        "filelist": "^1.0.4",
-        "picocolors": "^1.1.1"
-      },
-      "bin": {
-        "jake": "bin/cli.js"
-      },
-      "engines": {
-        "node": ">=10"
-      }
-    },
-    "node_modules/keygrip": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/keygrip/-/keygrip-1.1.0.tgz",
-      "integrity": "sha512-iYSchDJ+liQ8iwbSI2QqsQOvqv58eJCEanyJPJi+Khyu8smkcKSFUCbPwzFcL7YVtZ6eONjqRX/38caJ7QjRAQ==",
-      "deprecated": "Package no longer supported. Contact Support at https://www.npmjs.com/support for more info.",
-      "license": "MIT",
-      "dependencies": {
-        "tsscmp": "1.0.6"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/koa": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/koa/-/koa-3.1.1.tgz",
-      "integrity": "sha512-KDDuvpfqSK0ZKEO2gCPedNjl5wYpfj+HNiuVRlbhd1A88S3M0ySkdf2V/EJ4NWt5dwh5PXCdcenrKK2IQJAxsg==",
-      "license": "MIT",
-      "dependencies": {
-        "accepts": "^1.3.8",
-        "content-disposition": "~0.5.4",
-        "content-type": "^1.0.5",
-        "cookies": "~0.9.1",
-        "delegates": "^1.0.0",
-        "destroy": "^1.2.0",
-        "encodeurl": "^2.0.0",
-        "escape-html": "^1.0.3",
-        "fresh": "~0.5.2",
-        "http-assert": "^1.5.0",
-        "http-errors": "^2.0.0",
-        "koa-compose": "^4.1.0",
-        "mime-types": "^3.0.1",
-        "on-finished": "^2.4.1",
-        "parseurl": "^1.3.3",
-        "statuses": "^2.0.1",
-        "type-is": "^2.0.1",
-        "vary": "^1.1.2"
-      },
-      "engines": {
-        "node": ">= 18"
-      }
-    },
-    "node_modules/koa-compose": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/koa-compose/-/koa-compose-4.1.0.tgz",
-      "integrity": "sha512-8ODW8TrDuMYvXRwra/Kh7/rJo9BtOfPc6qO8eAfC80CnCvSjSl0bkRM24X6/XBBEyj0v1nRUQ1LyOy3dbqOWXw==",
-      "license": "MIT"
-    },
-    "node_modules/koa-send": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/koa-send/-/koa-send-5.0.1.tgz",
-      "integrity": "sha512-tmcyQ/wXXuxpDxyNXv5yNNkdAMdFRqwtegBXUaowiQzUKqJehttS0x2j0eOZDQAyloAth5w6wwBImnFzkUz3pQ==",
-      "license": "MIT",
-      "dependencies": {
-        "debug": "^4.1.1",
-        "http-errors": "^1.7.3",
-        "resolve-path": "^1.4.0"
-      },
-      "engines": {
-        "node": ">= 8"
-      }
-    },
-    "node_modules/koa-send/node_modules/depd": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
-      "integrity": "sha512-7emPTl6Dpo6JRXOXjLRxck+FlLRX5847cLKEn00PLAgc3g2hTZZgr+e4c2v6QpSmLeFP3n5yUo7ft6avBK/5jQ==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/koa-send/node_modules/http-errors": {
-      "version": "1.8.1",
-      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.8.1.tgz",
-      "integrity": "sha512-Kpk9Sm7NmI+RHhnj6OIWDI1d6fIoFAtFt9RLaTMRlg/8w49juAStsrBgp0Dp4OdxdVbRIeKhtCUvoi/RuAhO4g==",
-      "license": "MIT",
-      "dependencies": {
-        "depd": "~1.1.2",
-        "inherits": "2.0.4",
-        "setprototypeof": "1.2.0",
-        "statuses": ">= 1.5.0 < 2",
-        "toidentifier": "1.0.1"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/koa-send/node_modules/statuses": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
-      "integrity": "sha512-OpZ3zP+jT1PI7I8nemJX4AKmAX070ZkYPVWV/AaKTJl+tXCTGyVdC1a4SL8RUQYEwk/f34ZX8UTykN68FwrqAA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/koa-static": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/koa-static/-/koa-static-5.0.0.tgz",
-      "integrity": "sha512-UqyYyH5YEXaJrf9S8E23GoJFQZXkBVJ9zYYMPGz919MSX1KuvAcycIuS0ci150HCoPf4XQVhQ84Qf8xRPWxFaQ==",
-      "license": "MIT",
-      "dependencies": {
-        "debug": "^3.1.0",
-        "koa-send": "^5.0.0"
-      },
-      "engines": {
-        "node": ">= 7.6.0"
-      }
-    },
-    "node_modules/koa-static/node_modules/debug": {
-      "version": "3.2.7",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
-      "integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
-      "license": "MIT",
-      "dependencies": {
-        "ms": "^2.1.1"
-      }
-    },
-    "node_modules/media-typer": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-1.1.0.tgz",
-      "integrity": "sha512-aisnrDP4GNe06UcKFnV5bfMNPBUw4jsLGaWwWfnH3v02GnBuXX2MCVn5RbrWo0j3pczUilYblq7fQ7Nw2t5XKw==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.8"
-      }
-    },
-    "node_modules/mime-db": {
-      "version": "1.54.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.54.0.tgz",
-      "integrity": "sha512-aU5EJuIN2WDemCcAp2vFBfp/m4EAhWJnUNSSw0ixs7/kXbd6Pg64EmwJkNdFhB8aWt1sH2CTXrLxo/iAGV3oPQ==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/mime-types": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-3.0.2.tgz",
-      "integrity": "sha512-Lbgzdk0h4juoQ9fCKXW4by0UJqj+nOOrI9MJ1sSj4nI8aI2eo1qmvQEie4VD1glsS250n15LsWsYtCugiStS5A==",
-      "license": "MIT",
-      "dependencies": {
-        "mime-db": "^1.54.0"
-      },
-      "engines": {
-        "node": ">=18"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/express"
-      }
-    },
-    "node_modules/minimatch": {
-      "version": "5.1.6",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.1.6.tgz",
-      "integrity": "sha512-lKwV/1brpG6mBUFHtb7NUmtABCb2WZZmm2wNiOA5hAb8VdCS4B3dtMWyvcoViccwAW/COERjXLt0zP1zXUN26g==",
-      "license": "ISC",
-      "dependencies": {
-        "brace-expansion": "^2.0.1"
-      },
-      "engines": {
-        "node": ">=10"
-      }
-    },
     "node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
       "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
+      "dev": true,
       "license": "MIT"
     },
     "node_modules/nanoid": {
@@ -1211,15 +790,6 @@
         "node": "^18 || >=20"
       }
     },
-    "node_modules/negotiator": {
-      "version": "0.6.3",
-      "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz",
-      "integrity": "sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
     "node_modules/nodemon": {
       "version": "3.1.11",
       "resolved": "https://registry.npmjs.org/nodemon/-/nodemon-3.1.11.tgz",
@@ -1283,52 +853,6 @@
         "node": ">=0.10.0"
       }
     },
-    "node_modules/on-finished": {
-      "version": "2.4.1",
-      "resolved": "https://registry.npmjs.org/on-finished/-/on-finished-2.4.1.tgz",
-      "integrity": "sha512-oVlzkg3ENAhCk2zdv7IJwd/QUD4z2RxRwpkcGY8psCVcCYZNq4wYnVWALHM+brtuJjePWiYF/ClmuDr8Ch5+kg==",
-      "license": "MIT",
-      "dependencies": {
-        "ee-first": "1.1.1"
-      },
-      "engines": {
-        "node": ">= 0.8"
-      }
-    },
-    "node_modules/parseurl": {
-      "version": "1.3.3",
-      "resolved": "https://registry.npmjs.org/parseurl/-/parseurl-1.3.3.tgz",
-      "integrity": "sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.8"
-      }
-    },
-    "node_modules/path-is-absolute": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
-      "integrity": "sha512-AVbw3UJ2e9bq64vSaS9Am0fje1Pa8pbGqTTsmXfaIiMpnr5DlDhfJOuLj9Sf95ZPVDAUerDfEk88MPmPe7UCQg==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/path-to-regexp": {
-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-8.3.0.tgz",
-      "integrity": "sha512-7jdwVIRtsP8MYpdXSwOS0YdD0Du+qOoF/AEPIt88PcCFrZCzx41oxku1jD88hZBwbNUIEfpqvuhjFaMAqMTWnA==",
-      "license": "MIT",
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/express"
-      }
-    },
-    "node_modules/picocolors": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.1.tgz",
-      "integrity": "sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==",
-      "license": "ISC"
-    },
     "node_modules/picomatch": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
@@ -1377,84 +901,6 @@
         "node": ">=8.10.0"
       }
     },
-    "node_modules/resolve-path": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/resolve-path/-/resolve-path-1.4.0.tgz",
-      "integrity": "sha512-i1xevIst/Qa+nA9olDxLWnLk8YZbi8R/7JPbCMcgyWaFR6bKWaexgJgEB5oc2PKMjYdrHynyz0NY+if+H98t1w==",
-      "license": "MIT",
-      "dependencies": {
-        "http-errors": "~1.6.2",
-        "path-is-absolute": "1.0.1"
-      },
-      "engines": {
-        "node": ">= 0.8"
-      }
-    },
-    "node_modules/resolve-path/node_modules/depd": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
-      "integrity": "sha512-7emPTl6Dpo6JRXOXjLRxck+FlLRX5847cLKEn00PLAgc3g2hTZZgr+e4c2v6QpSmLeFP3n5yUo7ft6avBK/5jQ==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/resolve-path/node_modules/http-errors": {
-      "version": "1.6.3",
-      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
-      "integrity": "sha512-lks+lVC8dgGyh97jxvxeYTWQFvh4uw4yC12gVl63Cg30sjPX4wuGcdkICVXDAESr6OJGjqGA8Iz5mkeN6zlD7A==",
-      "license": "MIT",
-      "dependencies": {
-        "depd": "~1.1.2",
-        "inherits": "2.0.3",
-        "setprototypeof": "1.1.0",
-        "statuses": ">= 1.4.0 < 2"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/resolve-path/node_modules/inherits": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
-      "integrity": "sha512-x00IRNXNy63jwGkJmzPigoySHbaqpNuzKbBOmzK+g2OdZpQ9w+sxCN+VSB3ja7IAge2OP2qpfxTjeNcyjmW1uw==",
-      "license": "ISC"
-    },
-    "node_modules/resolve-path/node_modules/setprototypeof": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.0.tgz",
-      "integrity": "sha512-BvE/TwpZX4FXExxOxZyRGQQv651MSwmWKZGqvmPcRIjDqWub67kTKuIMx43cZZrS/cBBzwBcNDWoFxt2XEFIpQ==",
-      "license": "ISC"
-    },
-    "node_modules/resolve-path/node_modules/statuses": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
-      "integrity": "sha512-OpZ3zP+jT1PI7I8nemJX4AKmAX070ZkYPVWV/AaKTJl+tXCTGyVdC1a4SL8RUQYEwk/f34ZX8UTykN68FwrqAA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
-    "node_modules/safe-buffer": {
-      "version": "5.2.1",
-      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
-      "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ],
-      "license": "MIT"
-    },
     "node_modules/safer-buffer": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
@@ -1547,29 +993,6 @@
         "nodetouch": "bin/nodetouch.js"
       }
     },
-    "node_modules/tsscmp": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/tsscmp/-/tsscmp-1.0.6.tgz",
-      "integrity": "sha512-LxhtAkPDTkVCMQjt2h6eBVY28KCjikZqZfMcC15YBeNjkgUpdCfBu5HoiOTDu86v6smE8yOjyEktJ8hlbANHQA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.6.x"
-      }
-    },
-    "node_modules/type-is": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/type-is/-/type-is-2.0.1.tgz",
-      "integrity": "sha512-OZs6gsjF4vMp32qrCbiVSkrFmXtG/AZhY3t0iAMrMBiAZyV9oALtXO8hsrHbMXF9x6L3grlFuwW2oAz7cav+Gw==",
-      "license": "MIT",
-      "dependencies": {
-        "content-type": "^1.0.5",
-        "media-typer": "^1.1.0",
-        "mime-types": "^3.0.0"
-      },
-      "engines": {
-        "node": ">= 0.6"
-      }
-    },
     "node_modules/undefsafe": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.5.tgz",
@@ -1585,15 +1008,6 @@
       "engines": {
         "node": ">= 0.8"
       }
-    },
-    "node_modules/vary": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
-      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==",
-      "license": "MIT",
-      "engines": {
-        "node": ">= 0.8"
-      }
     }
   }
 }
diff --git a/package.json b/package.json
index db7590e..844a65f 100644
--- a/package.json
+++ b/package.json
@@ -16,10 +16,6 @@
     "build-static": "esbuild ./static/*.mjs ./static/*.css --minify --outdir=./static/dist --out-extension:.js=.mjs"
   },
   "dependencies": {
-    "@koa/ejs": "5.1.0",
-    "@koa/router": "15.2.0",
-    "koa": "3.1.1",
-    "koa-static": "5.0.0",
     "nanoid": "5.1.6",
     "raw-body": "3.0.2"
   },
diff --git a/server.js b/server.js
index 501509d..89a61d6 100755
--- a/server.js
+++ b/server.js
@@ -1,30 +1,111 @@
 #!/usr/bin/env node
-import Koa from "koa";
-import serve from "koa-static";
-import render from "@koa/ejs";
-import { router } from "./src/routes.js";
-import { BIND, PORT } from "./src/constants.js";
-
-const app = new Koa();
-const { dirname } = import.meta;
-
-// static server
-app.use(
-  serve(`${dirname}/static`, {
-    maxAge: 2592000 * 1000, // 30d in milliseconds
-  }),
-);
-
-// views
-render(app, {
-  root: `${dirname}/src/views`,
-  layout: "_layout",
-});
+import http from "node:http";
+import fs from "node:fs/promises";
+import getRawBody from "raw-body";
+import { encrypt } from "./static/subtle.mjs";
+import { getGist, addGist } from "./src/database.js";
+import { PORT, BIND, BASE_URL, LIMIT_SIZE } from "./src/constants.js";
+
+// static files whitelist: url -> [file path, content type]
+const staticFiles = {
+  "/styles.css": ["./static/styles.css", "text/css"],
+  "/home.mjs": ["./static/home.mjs", "application/javascript"],
+  "/view.mjs": ["./static/view.mjs", "application/javascript"],
+  "/subtle.mjs": ["./static/subtle.mjs", "application/javascript"],
+};
+
+// simple template engine
+const render = async (template) => {
+  const layout = await fs.readFile("./src/views/_layout.html", "utf8");
+  const body = await fs.readFile(`./src/views/${template}.html`, "utf8");
+  return layout.replace("{{body}}", body).replaceAll("{{BASE_URL}}", BASE_URL);
+};
+
+// route handlers
+const home = async (_req, res) => {
+  res.setHeader("Content-Type", "text/html");
+  res.end(await render("home"));
+};
+
+const view = async (_req, res) => {
+  res.setHeader("Content-Type", "text/html");
+  res.end(await render("view"));
+};
+
+const gistData = async (_req, res, match) => {
+  const gist = getGist(match.pathname.groups.uuid);
+  if (!gist) throw { code: 404, message: "Not found" };
+
+  res.setHeader("Cache-Control", "max-age=2592000");
+  res.setHeader("X-IV", gist.iv);
+  res.end(Buffer.from(gist.cipherText));
+};
+
+const createGist = async (req, res) => {
+  const buffer = await getRawBody(req, { limit: LIMIT_SIZE });
+  if (!buffer.length) throw { code: 406, message: "empty file" };
 
-// routes
-app.use(router.routes());
-app.use(router.allowedMethods());
+  const { iv, k, cipherText } = await encrypt(buffer);
+  const uuid = addGist(iv, cipherText);
+
+  res.statusCode = 201;
+  res.end(`${BASE_URL}/${uuid}#${k}`);
+};
+
+// routes using URLPattern (the order is relevant)
+const routes = [
+  { method: "GET", pattern: new URLPattern({ pathname: "/" }), handler: home },
+  {
+    method: "GET",
+    pattern: new URLPattern({ pathname: "/data/:uuid" }),
+    handler: gistData,
+  },
+  {
+    method: "GET",
+    pattern: new URLPattern({ pathname: "/:uuid" }),
+    handler: view,
+  },
+  {
+    method: "POST",
+    pattern: new URLPattern({ pathname: "/" }),
+    handler: createGist,
+  },
+];
+
+// request handler
+const handleRequest = async (req, res) => {
+  // static files
+  const [filepath, type] = staticFiles[req.url] || [];
+  if (filepath) {
+    const content = await fs.readFile(filepath);
+    res.setHeader("Content-Type", type);
+    res.setHeader("Cache-Control", "max-age=2592000");
+    res.end(content);
+    return;
+  }
+
+  // routes
+  const match = routes.find(
+    (route) => req.method === route.method && route.pattern.test(req.url),
+  );
+  if (match) {
+    const route = match.pattern.exec(req.url);
+    return await match.handler(req, res, route);
+  }
+
+  throw { code: 404, message: "Not found" };
+};
+
+// server
+const server = http.createServer(async (req, res) => {
+  try {
+    await handleRequest(req, res);
+  } catch (err) {
+    res.statusCode = err.code || 500;
+    res.end(err.message || "Server error");
+  }
+});
 
-app.listen(PORT, () => {
+server.listen(PORT, BIND, () => {
   console.log(`Listen on http://${BIND}:${PORT}`);
 });
diff --git a/src/database.js b/src/database.js
index 45da89a..311f3a8 100644
--- a/src/database.js
+++ b/src/database.js
@@ -20,7 +20,6 @@ db.exec(`
  */
 export const addGist = (iv, cipherText) => {
   const uuid = nanoid(22);
-
   const query = db.prepare(
     "INSERT INTO gists (uuid, iv, cipherText) VALUES (?, ?, ?)",
   );
@@ -39,5 +38,6 @@ export const addGist = (iv, cipherText) => {
  */
 export const getGist = (uuid) => {
   const query = db.prepare("SELECT cipherText, iv FROM gists WHERE uuid = ?");
+
   return query.get(uuid);
 };
diff --git a/src/routes.js b/src/routes.js
deleted file mode 100644
index ce75df3..0000000
--- a/src/routes.js
+++ /dev/null
@@ -1,36 +0,0 @@
-import Router from "@koa/router";
-import getRawBody from "raw-body";
-import { getGist, addGist } from "./database.js";
-import { BASE_URL, LIMIT_SIZE } from "./constants.js";
-import { encrypt } from "../static/subtle.mjs";
-
-export const router = new Router();
-
-router.get("/", async (ctx) => {
-  await ctx.render("home", { BASE_URL });
-});
-
-router.get("/:uuid", async (ctx) => {
-  await ctx.render("view");
-});
-
-router.get("/data/:uuid", async (ctx, next) => {
-  const gist = getGist(ctx.params.uuid);
-  if (!gist) return next();
-
-  ctx.set("Cache-Control", "max-age=2592000"); // 30d
-  ctx.set("X-IV", gist.iv);
-  ctx.body = Buffer.from(gist.cipherText);
-});
-
-router.post("/", async (ctx) => {
-  const buffer = await getRawBody(ctx.req, { limit: LIMIT_SIZE });
-
-  if (!buffer.length) return ctx.throw(406, "empty file");
-
-  const { iv, k, cipherText } = await encrypt(buffer);
-  const uuid = addGist(iv, cipherText);
-
-  ctx.status = 201;
-  ctx.body = `${BASE_URL}/${uuid}#${k}`;
-});
diff --git a/src/views/_layout.html b/src/views/_layout.html
index afbf43b..cda3cad 100644
--- a/src/views/_layout.html
+++ b/src/views/_layout.html
@@ -15,6 +15,6 @@
 <link rel="stylesheet" href="/styles.css" />
 </head>
 <body>
-<%- body %>
+{{body}}
 </body>
 </html>
diff --git a/src/views/home.html b/src/views/home.html
index a50d7cc..c2ee5f2 100644
--- a/src/views/home.html
+++ b/src/views/home.html
@@ -4,7 +4,7 @@ NAME
     share secure logs from the command line
 
 SYNOPSIS
-    <samp>$ curl <%- BASE_URL %> --data-binary 'hello world'</samp>
+    <samp>$ curl {{BASE_URL}} --data-binary 'hello world'</samp>
     you can also paste or drag files to this page
 
 DESCRIPTION
@@ -15,10 +15,10 @@ DESCRIPTION
     no data or logs never collected
 
 EXAMPLES
-    <samp>$ curl <%- BASE_URL %> --data-binary @debug.log</samp>
-    <samp>$ git diff --staged | curl <%- BASE_URL %> --data-binary @-</samp>
+    <samp>$ curl {{BASE_URL}} --data-binary @debug.log</samp>
+    <samp>$ git diff --staged | curl {{BASE_URL}} --data-binary @-</samp>
     add to your .profile
-    <samp>$ logsmoe() { curl <%- BASE_URL %> --data-binary "@${1:--}"; }</samp>
+    <samp>$ logsmoe() { curl {{BASE_URL}} --data-binary "@${1:--}"; }</samp>
     use with file or stdin
     <samp>$ logsmoe debug.log</samp>
     <samp>$ git diff --staged | logsmoe</samp>