add classwork-87

server/.env.example

+DB_HOST=
+DB_PORT=
+DB_USER=
+DB_PASS=
+DB_NAME=
+PORT=

server/package.json

@@ -21,15 +21,19 @@
   },
   "dependencies": {
     "@nestjs/common": "^11.0.1",
+    "@nestjs/config": "^4.0.2",
     "@nestjs/core": "^11.0.1",
     "@nestjs/mapped-types": "*",
     "@nestjs/platform-express": "^11.0.1",
     "@nestjs/serve-static": "^5.0.3",
+    "@nestjs/typeorm": "^11.0.0",
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.2",
     "multer": "^2.0.2",
+    "pg": "^8.16.3",
     "reflect-metadata": "^0.2.2",
-    "rxjs": "^7.8.1"
+    "rxjs": "^7.8.1",
+    "typeorm": "^0.3.26"
   },
   "devDependencies": {
     "@eslint/eslintrc": "^3.2.0",

server/pnpm-lock.yaml

@@ -11,6 +11,9 @@ importers:
       '@nestjs/common':
         specifier: ^11.0.1
         version: 11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2)
+      '@nestjs/config':
+        specifier: ^4.0.2
+        version: 4.0.2(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(rxjs@7.8.2)
       '@nestjs/core':
         specifier: ^11.0.1
         version: 11.1.6(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(@nestjs/platform-express@11.1.6)(reflect-metadata@0.2.2)(rxjs@7.8.2)
@@ -23,6 +26,9 @@ importers:
       '@nestjs/serve-static':
         specifier: ^5.0.3
         version: 5.0.3(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(@nestjs/core@11.1.6)(express@5.1.0)
+      '@nestjs/typeorm':
+        specifier: ^11.0.0
+        version: 11.0.0(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(@nestjs/core@11.1.6)(reflect-metadata@0.2.2)(rxjs@7.8.2)(typeorm@0.3.26(pg@8.16.3)(reflect-metadata@0.2.2)(ts-node@10.9.2(@swc/core@1.13.3)(@types/node@22.17.1)(typescript@5.9.2)))
       class-transformer:
         specifier: ^0.5.1
         version: 0.5.1
@@ -32,12 +38,18 @@ importers:
       multer:
         specifier: ^2.0.2
         version: 2.0.2
+      pg:
+        specifier: ^8.16.3
+        version: 8.16.3
       reflect-metadata:
         specifier: ^0.2.2
         version: 0.2.2
       rxjs:
         specifier: ^7.8.1
         version: 7.8.2
+      typeorm:
+        specifier: ^0.3.26
+        version: 0.3.26(pg@8.16.3)(reflect-metadata@0.2.2)(ts-node@10.9.2(@swc/core@1.13.3)(@types/node@22.17.1)(typescript@5.9.2))
     devDependencies:
       '@eslint/eslintrc':
         specifier: ^3.2.0
@@ -747,6 +759,12 @@ packages:
       class-validator:
         optional: true
 
+  '@nestjs/config@4.0.2':
+    resolution: {integrity: sha512-McMW6EXtpc8+CwTUwFdg6h7dYcBUpH5iUILCclAsa+MbCEvC9ZKu4dCHRlJqALuhjLw97pbQu62l4+wRwGeZqA==}
+    peerDependencies:
+      '@nestjs/common': ^10.0.0 || ^11.0.0
+      rxjs: ^7.1.0
+
   '@nestjs/core@11.1.6':
     resolution: {integrity: sha512-siWX7UDgErisW18VTeJA+x+/tpNZrJewjTBsRPF3JVxuWRuAB1kRoiJcxHgln8Lb5UY9NdvklITR84DUEXD0Cg==}
     engines: {node: '>= 20'}
@@ -818,6 +836,15 @@ packages:
       '@nestjs/platform-express':
         optional: true
 
+  '@nestjs/typeorm@11.0.0':
+    resolution: {integrity: sha512-SOeUQl70Lb2OfhGkvnh4KXWlsd+zA08RuuQgT7kKbzivngxzSo1Oc7Usu5VxCxACQC9wc2l9esOHILSJeK7rJA==}
+    peerDependencies:
+      '@nestjs/common': ^10.0.0 || ^11.0.0
+      '@nestjs/core': ^10.0.0 || ^11.0.0
+      reflect-metadata: ^0.1.13 || ^0.2.0
+      rxjs: ^7.2.0
+      typeorm: ^0.3.0
+
   '@noble/hashes@1.8.0':
     resolution: {integrity: sha512-jCs9ldd7NwzpgXDIf6P3+NrHh9/sD6CQdxHyjQI+h/6rDNo88ypBxxz45UDuZHz9r3tNz7N/VInSVoVdtXEI4A==}
     engines: {node: ^14.21.3 || >=16}
@@ -842,6 +869,10 @@ packages:
   '@paralleldrive/cuid2@2.2.2':
     resolution: {integrity: sha512-ZOBkgDwEdoYVlSeRbYYXs0S9MejQofiVYoTbKzy/6GQa39/q5tQU2IX46+shYnUkpEl3wc+J6wRlar7r2EK2xA==}
 
+  '@pkgjs/parseargs@0.11.0':
+    resolution: {integrity: sha512-+1VkjdD0QBLPodGrJUeqarH8VAIvQODIbwh9XpP5Syisf7YoQgsJKPNFoqqLQlu+VQ/tVSshMR6loPMn8U+dPg==}
+    engines: {node: '>=14'}
+
   '@pkgr/core@0.2.9':
     resolution: {integrity: sha512-QNqXyfVS2wm9hweSYD2O7F0G06uurj9kZ96TRQE5Y9hU7+tgdZwIkbAKc5Ocy1HxEY2kuDQa6cQ1WRs/O5LFKA==}
     engines: {node: ^12.20.0 || ^14.18.0 || >=16.0.0}
@@ -859,6 +890,9 @@ packages:
   '@sinonjs/fake-timers@10.3.0':
     resolution: {integrity: sha512-V4BG07kuYSUkTCSBHG8G8TNhM+F19jXFWnQtzj+we8DrkpSBCee9Z3Ms8yiGer/dlmhe35/Xdgyo3/0rQKg7YA==}
 
+  '@sqltools/formatter@1.2.5':
+    resolution: {integrity: sha512-Uy0+khmZqUrUGm5dmMqVlnvufZRSK0FbYzVgp0UMstm+F5+W2/jnEEQyc9vo1ZR/E5ZI/B1WjjoTqBqwJL6Krw==}
+
   '@swc/cli@0.6.0':
     resolution: {integrity: sha512-Q5FsI3Cw0fGMXhmsg7c08i4EmXCrcl+WnAxb6LYOLHw4JFFC3yzmx9LaXZ7QMbA+JZXbigU2TirI7RAfO0Qlnw==}
     engines: {node: '>= 16.14.0'}
@@ -1304,6 +1338,10 @@ packages:
     resolution: {integrity: sha512-bN798gFfQX+viw3R7yrGWRqnrN2oRkEkUjjl4JNn4E8GxxbjtG3FbrEIIY3l8/hrwUwIeCZvi4QuOTP4MErVug==}
     engines: {node: '>=12'}
 
+  ansis@3.17.0:
+    resolution: {integrity: sha512-0qWUglt9JEqLFr3w1I1pbrChn1grhaiAR2ocX1PP/flRmxgtwTzPFFFnfIlD6aMOLQZgSuCRlidD70lvx8yhzg==}
+    engines: {node: '>=14'}
+
   ansis@4.1.0:
     resolution: {integrity: sha512-BGcItUBWSMRgOCe+SVZJ+S7yTRG0eGt9cXAHev72yuGcY23hnLA7Bky5L/xLyPINoSN95geovfBkqoTlNZYa7w==}
     engines: {node: '>=14'}
@@ -1312,6 +1350,10 @@ packages:
     resolution: {integrity: sha512-KMReFUr0B4t+D+OBkjR3KYqvocp2XaSzO55UcB6mgQMd3KbcE+mWTyvVV7D/zsdEbNnV6acZUutkiHQXvTr1Rw==}
     engines: {node: '>= 8'}
 
+  app-root-path@3.1.0:
+    resolution: {integrity: sha512-biN3PwB2gUtjaYy/isrU3aNWI5w+fAfvHkSvCKeQGxhmYpwKFUxudR3Yya+KqVRHBmEDYh+/lTozYCFbmzX4nA==}
+    engines: {node: '>= 6.0.0'}
+
   append-field@1.0.0:
     resolution: {integrity: sha512-klpgFSWLW1ZEs8svjfb7g4qWY0YS5imI82dTg+QahUvJ8YqAY0P10Uk8tTyh9ZGuYEZEMaeJYCF5BFuX552hsw==}
 
@@ -1336,6 +1378,10 @@ packages:
   asynckit@0.4.0:
     resolution: {integrity: sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==}
 
+  available-typed-arrays@1.0.7:
+    resolution: {integrity: sha512-wvUjBtSGN7+7SjNpq/9M2Tg350UZD3q62IFZLbRAR1bSMlCo1ZaeW+BJ+D090e4hIIZLBcTDWe4Mh4jvUDajzQ==}
+    engines: {node: '>= 0.4'}
+
   b4a@1.6.7:
     resolution: {integrity: sha512-OnAYlL5b7LEkALw87fUVafQw5rVR9RjwGd4KUwNQ6DrrNmaVaUCgLipfVlzrPQ4tWOR9P0IXGNOx50jYCCdSJg==}
 
@@ -1419,6 +1465,9 @@ packages:
   buffer@5.7.1:
     resolution: {integrity: sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==}
 
+  buffer@6.0.3:
+    resolution: {integrity: sha512-FTiCpNxtwiZZHEZbcbTIcZjERVICn9yq/pDFkTl95/AxzD1naBctN7YO68riM/gLSDY7sdrMby8hofADYuuqOA==}
+
   busboy@1.6.0:
     resolution: {integrity: sha512-8SFQbg/0hQ9xy3UNTB0YEnsNBbWfhf7RtnzpL7TkBiTBRfrQ9Fxcnz7VJsleJpyp6rVLvXiuORqjlHi5q+PYuA==}
     engines: {node: '>=10.16.0'}
@@ -1439,6 +1488,10 @@ packages:
     resolution: {integrity: sha512-Sp1ablJ0ivDkSzjcaJdxEunN5/XvksFJ2sMBFfq6x0ryhQV/2b/KwFe21cMpmHtPOSij8K99/wSfoEuTObmuMQ==}
     engines: {node: '>= 0.4'}
 
+  call-bind@1.0.8:
+    resolution: {integrity: sha512-oKlSFMcMwpUg2ednkhQ454wfWiU/ul3CkJe/PEHcTKuiX6RpbehUiFMXu13HalGZxfUwCQzZG747YXBn1im9ww==}
+    engines: {node: '>= 0.4'}
+
   call-bound@1.0.4:
     resolution: {integrity: sha512-+ys997U96po4Kx/ABpBCqhA9EuxJaQWDQg7295H4hBphv3IZg0boBKuwYpt4YXp6MZ5AmZQnU/tyMTlRpaSejg==}
     engines: {node: '>= 0.4'}
@@ -1619,6 +1672,9 @@ packages:
     resolution: {integrity: sha512-uV2QOWP2nWzsy2aMp8aRibhi9dlzF5Hgh5SHaB9OiTGEyDTiJJyx0uy51QXdyWbtAHNua4XJzUKca3OzKUd3vA==}
     engines: {node: '>= 8'}
 
+  dayjs@1.11.18:
+    resolution: {integrity: sha512-zFBQ7WFRvVRhKcWoUh+ZA1g2HVgUbsZm9sbddh8EC5iv93sui8DVVz1Npvz+r6meo9VKfa8NyLWBsQK1VvIKPA==}
+
   debug@4.4.1:
     resolution: {integrity: sha512-KcKCqiftBJcZr++7ykoDIEwSa3XWowTfNPo92BYxjXiyYEVrUQh2aLyhxBCwww+heortUFxEJYcRzosstTEBYQ==}
     engines: {node: '>=6.0'}
@@ -1658,6 +1714,10 @@ packages:
     resolution: {integrity: sha512-4tvttepXG1VaYGrRibk5EwJd1t4udunSOVMdLSAL6mId1ix438oPwPZMALY41FCijukO1L0twNcGsdzS7dHgDg==}
     engines: {node: '>=10'}
 
+  define-data-property@1.1.4:
+    resolution: {integrity: sha512-rBMvIzlpA8v6E+SJZoo++HAYqsLrkg7MSfIinMPFhmkorw7X+dOXVJQs+QT69zGkzMyfDnIMN2Wid1+NbL3T+A==}
+    engines: {node: '>= 0.4'}
+
   delayed-stream@1.0.0:
     resolution: {integrity: sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==}
     engines: {node: '>=0.4.0'}
@@ -1681,6 +1741,14 @@ packages:
     resolution: {integrity: sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A==}
     engines: {node: '>=0.3.1'}
 
+  dotenv-expand@12.0.1:
+    resolution: {integrity: sha512-LaKRbou8gt0RNID/9RoI+J2rvXsBRPMV7p+ElHlPhcSARbCPDYcYG2s1TIzAfWv4YSgyY5taidWzzs31lNV3yQ==}
+    engines: {node: '>=12'}
+
+  dotenv@16.4.7:
+    resolution: {integrity: sha512-47qPchRCykZC03FhkYAhrvwU4xDBFIj1QPqaarj6mdM/hgUzfPHcpkHJOn3mJAufFeeAxAzeGsr5X0M4k6fLZQ==}
+    engines: {node: '>=12'}
+
   dunder-proto@1.0.1:
     resolution: {integrity: sha512-KIN/nDJBQRcXw0MLVhZE9iQHmG68qAVIBg9CqmUYjmQIhgij9U5MFvrqkUL5FbtyyzZuOeOt0zdeRe4UY7ct+A==}
     engines: {node: '>= 0.4'}
@@ -1937,6 +2005,10 @@ packages:
   flatted@3.3.3:
     resolution: {integrity: sha512-GX+ysw4PBCz0PzosHDepZGANEuFCMLrnRTiEy9McGjmkCQYwRq4A/X786G/fjM/+OjsWSU1ZrY5qyARZmO/uwg==}
 
+  for-each@0.3.5:
+    resolution: {integrity: sha512-dKx12eRCVIzqCxFGplyFKJMPvLEWgmNtUrpTiJIR5u97zEhRG8ySrtboPHZXx7daLxQVrl643cTzbab2tkQjxg==}
+    engines: {node: '>= 0.4'}
+
   foreground-child@3.3.1:
     resolution: {integrity: sha512-gIXjKqtFuWEgzFRJA9WCQeSJLZDjgJUOMCMzxtvFq/37KojM1BFGufqsCy0r4qSQmYLsZYMeyRqzIWOMup03sw==}
     engines: {node: '>=14'}
@@ -2021,6 +2093,10 @@ packages:
   glob-to-regexp@0.4.1:
     resolution: {integrity: sha512-lkX1HJXwyMcprw/5YUZc2s7DrpAiHB21/V+E1rHUrVNokkvB6bqMzT0VfV6/86ZNabt1k14YOIaT7nDvOX3Iiw==}
 
+  glob@10.4.5:
+    resolution: {integrity: sha512-7Bv8RF0k6xjo7d4A/PxYLbUCfb6c+Vpd2/mB2yRDlew7Jb5hEXiCD9ibfO7wpk8i4sevK6DFny9h7EYbM3/sHg==}
+    hasBin: true
+
   glob@11.0.3:
     resolution: {integrity: sha512-2Nim7dha1KVkaiF4q6Dj+ngPPMdfvLJEOpZk/jKiUAkqKebpGAWQXAq9z1xu9HKu5lWfqw/FASuccEjyznjPaA==}
     engines: {node: 20 || >=22}
@@ -2065,6 +2141,9 @@ packages:
     resolution: {integrity: sha512-Pq0h+hvsVm6dDEa8x82GnLSYHOzNDt7f0ddFa3FqcQlgzEiptPqL+XrOJNavjOzSYiYWIrgeVYYgGlLmnxwilQ==}
     engines: {node: '>=8'}
 
+  has-property-descriptors@1.0.2:
+    resolution: {integrity: sha512-55JNKuIW+vq4Ke1BjOTjM2YctQIvCT7GFzHwmfZPGo5wnrgkid0YQtnAleFSqumZm4az3n2BS+erby5ipJdgrg==}
+
   has-symbols@1.1.0:
     resolution: {integrity: sha512-1cDNdwJ2Jaohmb3sg4OmKaMBwuC48sYni5HUw2DvsC8LjGTLK9h+eb1X6RyuOHe4hT0ULCW68iomhjUoKUqlPQ==}
     engines: {node: '>= 0.4'}
@@ -2140,6 +2219,10 @@ packages:
   is-arrayish@0.2.1:
     resolution: {integrity: sha512-zz06S8t0ozoDXMG+ube26zeCTNXcKIPJZJi8hBrF4idCLms4CG9QtK7qBl1boi5ODzFpjswb5JPmHCbMpjaYzg==}
 
+  is-callable@1.2.7:
+    resolution: {integrity: sha512-1BC0BVFhS/p0qtw6enp8e+8OD0UrK0oFLztSjNzhcKA3WDuJxxAPXzPuPtKkjEY9UUoEWlX/8fgKeu2S8i9JTA==}
+    engines: {node: '>= 0.4'}
+
   is-core-module@2.16.1:
     resolution: {integrity: sha512-UfoeMA6fIJ8wTYFEUjelnaGI67v6+N7qXJEvQuIGa99l4xsCruSYOVSQ0uPANn4dAzm8lkYPaKLrrijLq7x23w==}
     engines: {node: '>= 0.4'}
@@ -2179,10 +2262,17 @@ packages:
     resolution: {integrity: sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg==}
     engines: {node: '>=8'}
 
+  is-typed-array@1.1.15:
+    resolution: {integrity: sha512-p3EcsicXjit7SaskXHs1hA91QxgTw46Fv6EFKKGS5DRFLD8yKnohjF3hxoju94b/OcMZoQukzpPpBE9uLVKzgQ==}
+    engines: {node: '>= 0.4'}
+
   is-unicode-supported@0.1.0:
     resolution: {integrity: sha512-knxG2q4UC3u8stRGyAVJCOdxFmv5DZiRcdlIaAQXAbSfJya+OhopNotLQrstBhququ4ZpuKbDc/8S6mgXgPFPw==}
     engines: {node: '>=10'}
 
+  isarray@2.0.5:
+    resolution: {integrity: sha512-xHjhDr3cNBK0BzdUJSPXZntQUx/mwMS5Rw4A7lPJ90XGAO6ISP/ePDNuo0vhqOZU+UD5JoodwCAAoZQd3FeAKw==}
+
   isexe@2.0.0:
     resolution: {integrity: sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==}
 
@@ -2214,6 +2304,9 @@ packages:
     resolution: {integrity: sha512-RKYVTCjAnRthyJes037NX/IiqeidgN1xc3j1RjFfECFp28A1GVwK9nA+i0rJPaHqSZwygLzRnFlzUuHFoWWy+Q==}
     engines: {node: '>=6'}
 
+  jackspeak@3.4.3:
+    resolution: {integrity: sha512-OGlZQpz2yfahA/Rd1Y8Cd9SIEsqvXkLVoSw/cgwhnhFMDbsQFeZYoJJ7bIZBS9BcamUW96asq/npPWugM+RQBw==}
+
   jackspeak@4.1.1:
     resolution: {integrity: sha512-zptv57P3GpL+O0I7VdMJNBZCu+BPHVQUk55Ft8/QCJjTVxrnJHuVuX/0Bl2A6/+2oyR/ZMEuFKwmzqqZ/U5nPQ==}
     engines: {node: 20 || >=22}
@@ -2451,6 +2544,9 @@ packages:
     resolution: {integrity: sha512-ozCC6gdQ+glXOQsveKD0YsDy8DSQFjDTz4zyzEHNV5+JP5D62LmfDZ6o1cycFx9ouG940M5dE8C8CTewdj2YWQ==}
     engines: {node: ^12.20.0 || ^14.13.1 || >=16.0.0}
 
+  lru-cache@10.4.3:
+    resolution: {integrity: sha512-JNAzZcXrCt42VGLuYz0zfAzDfAvJWW6AfYlDBQyDV5DClI2m5sAmK+OIO7s59XfsRsWHp02jAJrRadPRGTt6SQ==}
+
   lru-cache@11.1.0:
     resolution: {integrity: sha512-QIXZUBJUx+2zHUdQujWejBkcD9+cs94tLn0+YL8UrCh+D5sCXZ4c7LaEH48pNwRY3MLDgqUFyhlCyjJPf1WP0A==}
     engines: {node: 20 || >=22}
@@ -2687,6 +2783,10 @@ packages:
   path-parse@1.0.7:
     resolution: {integrity: sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==}
 
+  path-scurry@1.11.1:
+    resolution: {integrity: sha512-Xa4Nw17FS9ApQFJ9umLiJS4orGjm7ZzwUrwamcGQuHSzDyth9boKDaycYdDcZDuqYATXw4HFXgaqWTctW/v1HA==}
+    engines: {node: '>=16 || 14 >=14.18'}
+
   path-scurry@2.0.0:
     resolution: {integrity: sha512-ypGJsmGtdXUOeM5u93TyeIEfEhM6s+ljAhrk5vAvSx8uyY/02OvrZnA0YNGUrPXfpJMgI1ODd3nwz8Npx4O4cg==}
     engines: {node: 20 || >=22}
@@ -2702,6 +2802,40 @@ packages:
   pend@1.2.0:
     resolution: {integrity: sha512-F3asv42UuXchdzt+xXqfW1OGlVBe+mxa2mqI0pg5yAHZPvFmY3Y6drSf/GQ1A86WgWEN9Kzh/WrgKa6iGcHXLg==}
 
+  pg-cloudflare@1.2.7:
+    resolution: {integrity: sha512-YgCtzMH0ptvZJslLM1ffsY4EuGaU0cx4XSdXLRFae8bPP4dS5xL1tNB3k2o/N64cHJpwU7dxKli/nZ2lUa5fLg==}
+
+  pg-connection-string@2.9.1:
+    resolution: {integrity: sha512-nkc6NpDcvPVpZXxrreI/FOtX3XemeLl8E0qFr6F2Lrm/I8WOnaWNhIPK2Z7OHpw7gh5XJThi6j6ppgNoaT1w4w==}
+
+  pg-int8@1.0.1:
+    resolution: {integrity: sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==}
+    engines: {node: '>=4.0.0'}
+
+  pg-pool@3.10.1:
+    resolution: {integrity: sha512-Tu8jMlcX+9d8+QVzKIvM/uJtp07PKr82IUOYEphaWcoBhIYkoHpLXN3qO59nAI11ripznDsEzEv8nUxBVWajGg==}
+    peerDependencies:
+      pg: '>=8.0'
+
+  pg-protocol@1.10.3:
+    resolution: {integrity: sha512-6DIBgBQaTKDJyxnXaLiLR8wBpQQcGWuAESkRBX/t6OwA8YsqP+iVSiond2EDy6Y/dsGk8rh/jtax3js5NeV7JQ==}
+
+  pg-types@2.2.0:
+    resolution: {integrity: sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==}
+    engines: {node: '>=4'}
+
+  pg@8.16.3:
+    resolution: {integrity: sha512-enxc1h0jA/aq5oSDMvqyW3q89ra6XIIDZgCX9vkMrnz5DFTw/Ny3Li2lFQ+pt3L6MCgm/5o2o8HW9hiJji+xvw==}
+    engines: {node: '>= 16.0.0'}
+    peerDependencies:
+      pg-native: '>=3.0.1'
+    peerDependenciesMeta:
+      pg-native:
+        optional: true
+
+  pgpass@1.0.5:
+    resolution: {integrity: sha512-FdW9r/jQZhSeohs1Z3sI1yxFQNFvMcnmfuj4WBMUTxOrAyLMaTcE1aAMBiTlbMNaXvBCQuVi0R7hd8udDSP7ug==}
+
   picocolors@1.1.1:
     resolution: {integrity: sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==}
 
@@ -2728,6 +2862,26 @@ packages:
     resolution: {integrity: sha512-Nc3IT5yHzflTfbjgqWcCPpo7DaKy4FnpB0l/zCAW0Tc7jxAiuqSxHasntB3D7887LSrA93kDJ9IXovxJYxyLCA==}
     engines: {node: '>=4'}
 
+  possible-typed-array-names@1.1.0:
+    resolution: {integrity: sha512-/+5VFTchJDoVj3bhoqi6UeymcD00DAwb1nJwamzPvHEszJ4FpF6SNNbUbOS8yI56qHzdV8eK0qEfOSiodkTdxg==}
+    engines: {node: '>= 0.4'}
+
+  postgres-array@2.0.0:
+    resolution: {integrity: sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA==}
+    engines: {node: '>=4'}
+
+  postgres-bytea@1.0.0:
+    resolution: {integrity: sha512-xy3pmLuQqRBZBXDULy7KbaitYqLcmxigw14Q5sj8QBVLqEwXfeybIKVWiqAXTlcvdvb0+xkOtDbfQMOf4lST1w==}
+    engines: {node: '>=0.10.0'}
+
+  postgres-date@1.0.7:
+    resolution: {integrity: sha512-suDmjLVQg78nMK2UZ454hAG+OAW+HQPZ6n++TNDUX+L0+uUlLywnoxJKDou51Zm+zTCjrCl0Nq6J9C5hP9vK/Q==}
+    engines: {node: '>=0.10.0'}
+
+  postgres-interval@1.2.0:
+    resolution: {integrity: sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==}
+    engines: {node: '>=0.10.0'}
+
   prelude-ls@1.2.1:
     resolution: {integrity: sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==}
     engines: {node: '>= 0.8.0'}
@@ -2903,9 +3057,18 @@ packages:
     resolution: {integrity: sha512-61g9pCh0Vnh7IutZjtLGGpTA355+OPn2TyDv/6ivP2h/AdAVX9azsoxmg2/M6nZeQZNYBEwIcsne1mJd9oQItQ==}
     engines: {node: '>= 18'}
 
+  set-function-length@1.2.2:
+    resolution: {integrity: sha512-pgRc4hJ4/sNjWCSS9AmnS40x3bNMDTknHgL5UaMBTMyJnU90EgWh1Rz+MC9eFu4BuN/UwZjKQuY/1v3rM7HMfg==}
+    engines: {node: '>= 0.4'}
+
   setprototypeof@1.2.0:
     resolution: {integrity: sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==}
 
+  sha.js@2.4.12:
+    resolution: {integrity: sha512-8LzC5+bvI45BjpfXU8V5fdU2mfeKiQe1D1gIMn7XUlF3OTUrpdJpPPH4EMAnF0DsHHdSZqCdSss5qCmJKuiO3w==}
+    engines: {node: '>= 0.10'}
+    hasBin: true
+
   shebang-command@2.0.0:
     resolution: {integrity: sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==}
     engines: {node: '>=8'}
@@ -2970,9 +3133,17 @@ packages:
     resolution: {integrity: sha512-i5uvt8C3ikiWeNZSVZNWcfZPItFQOsYTUAOkcUPGd8DqDy1uOUikjt5dG+uRlwyvR108Fb9DOd4GvXfT0N2/uQ==}
     engines: {node: '>= 12'}
 
+  split2@4.2.0:
+    resolution: {integrity: sha512-UcjcJOWknrNkF6PLX83qcHM6KHgVKNkV62Y8a5uYDVv9ydGQVwAHMKqHdJje1VTWpljG0WYpCDhrCdAOYH4TWg==}
+    engines: {node: '>= 10.x'}
+
   sprintf-js@1.0.3:
     resolution: {integrity: sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g==}
 
+  sql-highlight@6.1.0:
+    resolution: {integrity: sha512-ed7OK4e9ywpE7pgRMkMQmZDPKSVdm0oX5IEtZiKnFucSF0zu6c80GZBe38UqHuVhTWJ9xsKgSMjCG2bml86KvA==}
+    engines: {node: '>=14'}
+
   stack-utils@2.0.6:
     resolution: {integrity: sha512-XlkWvfIm6RmsWtNJx+uqtKLS8eqFbxUg0ZzLXqY0caEy9l7hruX8IpiDnjsLavoBgqCCR71TqWO8MaXYheJ3RQ==}
     engines: {node: '>=10'}
@@ -3107,6 +3278,10 @@ packages:
   tmpl@1.0.5:
     resolution: {integrity: sha512-3f0uOEAQwIqGuWW2MVzYg8fV/QNnc/IpuJNG837rLuczAaLVHslWHZQj4IGiEl5Hs3kkbhwL9Ab7Hrsmuj+Smw==}
 
+  to-buffer@1.2.1:
+    resolution: {integrity: sha512-tB82LpAIWjhLYbqjx3X4zEeHN6M8CiuOEy2JY8SEQVdYRe3CCHOFaqrBW1doLDrfpWhplcW7BL+bO3/6S3pcDQ==}
+    engines: {node: '>= 0.4'}
+
   to-regex-range@5.0.1:
     resolution: {integrity: sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==}
     engines: {node: '>=8.0'}
@@ -3212,9 +3387,69 @@ packages:
     resolution: {integrity: sha512-OZs6gsjF4vMp32qrCbiVSkrFmXtG/AZhY3t0iAMrMBiAZyV9oALtXO8hsrHbMXF9x6L3grlFuwW2oAz7cav+Gw==}
     engines: {node: '>= 0.6'}
 
+  typed-array-buffer@1.0.3:
+    resolution: {integrity: sha512-nAYYwfY3qnzX30IkA6AQZjVbtK6duGontcQm1WSG1MD94YLqK0515GNApXkoxKOWMusVssAHWLh9SeaoefYFGw==}
+    engines: {node: '>= 0.4'}
+
   typedarray@0.0.6:
     resolution: {integrity: sha512-/aCDEGatGvZ2BIk+HmLf4ifCJFwvKFNb9/JeZPMulfgFracn9QFcAf5GO8B/mweUjSoblS5In0cWhqpfs/5PQA==}
 
+  typeorm@0.3.26:
+    resolution: {integrity: sha512-o2RrBNn3lczx1qv4j+JliVMmtkPSqEGpG0UuZkt9tCfWkoXKu8MZnjvp2GjWPll1SehwemQw6xrbVRhmOglj8Q==}
+    engines: {node: '>=16.13.0'}
+    hasBin: true
+    peerDependencies:
+      '@google-cloud/spanner': ^5.18.0 || ^6.0.0 || ^7.0.0
+      '@sap/hana-client': ^2.14.22
+      better-sqlite3: ^8.0.0 || ^9.0.0 || ^10.0.0 || ^11.0.0 || ^12.0.0
+      ioredis: ^5.0.4
+      mongodb: ^5.8.0 || ^6.0.0
+      mssql: ^9.1.1 || ^10.0.1 || ^11.0.1
+      mysql2: ^2.2.5 || ^3.0.1
+      oracledb: ^6.3.0
+      pg: ^8.5.1
+      pg-native: ^3.0.0
+      pg-query-stream: ^4.0.0
+      redis: ^3.1.1 || ^4.0.0 || ^5.0.14
+      reflect-metadata: ^0.1.14 || ^0.2.0
+      sql.js: ^1.4.0
+      sqlite3: ^5.0.3
+      ts-node: ^10.7.0
+      typeorm-aurora-data-api-driver: ^2.0.0 || ^3.0.0
+    peerDependenciesMeta:
+      '@google-cloud/spanner':
+        optional: true
+      '@sap/hana-client':
+        optional: true
+      better-sqlite3:
+        optional: true
+      ioredis:
+        optional: true
+      mongodb:
+        optional: true
+      mssql:
+        optional: true
+      mysql2:
+        optional: true
+      oracledb:
+        optional: true
+      pg:
+        optional: true
+      pg-native:
+        optional: true
+      pg-query-stream:
+        optional: true
+      redis:
+        optional: true
+      sql.js:
+        optional: true
+      sqlite3:
+        optional: true
+      ts-node:
+        optional: true
+      typeorm-aurora-data-api-driver:
+        optional: true
+
   typescript-eslint@8.39.1:
     resolution: {integrity: sha512-GDUv6/NDYngUlNvwaHM1RamYftxf782IyEDbdj3SeaIHHv8fNQVRC++fITT7kUJV/5rIA/tkoRSSskt6osEfqg==}
     engines: {node: ^18.18.0 || ^20.9.0 || >=21.1.0}
@@ -3271,6 +3506,10 @@ packages:
   util-deprecate@1.0.2:
     resolution: {integrity: sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==}
 
+  uuid@11.1.0:
+    resolution: {integrity: sha512-0/A9rDy9P7cJ+8w1c9WD9V//9Wj15Ce2MPz8Ri6032usz+NfePxx5AcN3bN+r6ZL6jEo066/yNYB3tn4pQEx+A==}
+    hasBin: true
+
   v8-compile-cache-lib@3.0.1:
     resolution: {integrity: sha512-wa7YjyUGfNZngI/vtK0UHAN+lgDCxBPCylVXGp0zu59Fz5aiGtNXaq3DhIov063MorB+VfufLh3JlF2KdTK3xg==}
 
@@ -3314,6 +3553,10 @@ packages:
       webpack-cli:
         optional: true
 
+  which-typed-array@1.1.19:
+    resolution: {integrity: sha512-rEvr90Bck4WZt9HHFC4DJMsjvu7x+r6bImz0/BrbWb7A2djJ8hnZMrWnHo9F8ssv0OMErasDhftrfROTyqSDrw==}
+    engines: {node: '>= 0.4'}
+
   which@2.0.2:
     resolution: {integrity: sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==}
     engines: {node: '>= 8'}
@@ -4138,6 +4381,14 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
+  '@nestjs/config@4.0.2(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(rxjs@7.8.2)':
+    dependencies:
+      '@nestjs/common': 11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2)
+      dotenv: 16.4.7
+      dotenv-expand: 12.0.1
+      lodash: 4.17.21
+      rxjs: 7.8.2
+
   '@nestjs/core@11.1.6(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(@nestjs/platform-express@11.1.6)(reflect-metadata@0.2.2)(rxjs@7.8.2)':
     dependencies:
       '@nestjs/common': 11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2)
@@ -4210,6 +4461,14 @@ snapshots:
     optionalDependencies:
       '@nestjs/platform-express': 11.1.6(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(@nestjs/core@11.1.6)
 
+  '@nestjs/typeorm@11.0.0(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(@nestjs/core@11.1.6)(reflect-metadata@0.2.2)(rxjs@7.8.2)(typeorm@0.3.26(pg@8.16.3)(reflect-metadata@0.2.2)(ts-node@10.9.2(@swc/core@1.13.3)(@types/node@22.17.1)(typescript@5.9.2)))':
+    dependencies:
+      '@nestjs/common': 11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2)
+      '@nestjs/core': 11.1.6(@nestjs/common@11.1.6(class-transformer@0.5.1)(class-validator@0.14.2)(reflect-metadata@0.2.2)(rxjs@7.8.2))(@nestjs/platform-express@11.1.6)(reflect-metadata@0.2.2)(rxjs@7.8.2)
+      reflect-metadata: 0.2.2
+      rxjs: 7.8.2
+      typeorm: 0.3.26(pg@8.16.3)(reflect-metadata@0.2.2)(ts-node@10.9.2(@swc/core@1.13.3)(@types/node@22.17.1)(typescript@5.9.2))
+
   '@noble/hashes@1.8.0': {}
 
   '@nodelib/fs.scandir@2.1.5':
@@ -4232,6 +4491,9 @@ snapshots:
     dependencies:
       '@noble/hashes': 1.8.0
 
+  '@pkgjs/parseargs@0.11.0':
+    optional: true
+
   '@pkgr/core@0.2.9': {}
 
   '@sinclair/typebox@0.27.8': {}
@@ -4246,6 +4508,8 @@ snapshots:
     dependencies:
       '@sinonjs/commons': 3.0.1
 
+  '@sqltools/formatter@1.2.5': {}
+
   '@swc/cli@0.6.0(@swc/core@1.13.3)(chokidar@4.0.3)':
     dependencies:
       '@swc/core': 1.13.3
@@ -4792,6 +5056,8 @@ snapshots:
 
   ansi-styles@6.2.1: {}
 
+  ansis@3.17.0: {}
+
   ansis@4.1.0: {}
 
   anymatch@3.1.3:
@@ -4799,6 +5065,8 @@ snapshots:
       normalize-path: 3.0.0
       picomatch: 2.3.1
 
+  app-root-path@3.1.0: {}
+
   append-field@1.0.0: {}
 
   arch@3.0.0: {}
@@ -4817,6 +5085,10 @@ snapshots:
 
   asynckit@0.4.0: {}
 
+  available-typed-arrays@1.0.7:
+    dependencies:
+      possible-typed-array-names: 1.1.0
+
   b4a@1.6.7: {}
 
   babel-jest@29.7.0(@babel/core@7.28.0):
@@ -4949,6 +5221,11 @@ snapshots:
       base64-js: 1.5.1
       ieee754: 1.2.1
 
+  buffer@6.0.3:
+    dependencies:
+      base64-js: 1.5.1
+      ieee754: 1.2.1
+
   busboy@1.6.0:
     dependencies:
       streamsearch: 1.1.0
@@ -4972,6 +5249,13 @@ snapshots:
       es-errors: 1.3.0
       function-bind: 1.1.2
 
+  call-bind@1.0.8:
+    dependencies:
+      call-bind-apply-helpers: 1.0.2
+      es-define-property: 1.0.1
+      get-intrinsic: 1.3.0
+      set-function-length: 1.2.2
+
   call-bound@1.0.4:
     dependencies:
       call-bind-apply-helpers: 1.0.2
@@ -5134,6 +5418,8 @@ snapshots:
       shebang-command: 2.0.0
       which: 2.0.2
 
+  dayjs@1.11.18: {}
+
   debug@4.4.1:
     dependencies:
       ms: 2.1.3
@@ -5156,6 +5442,12 @@ snapshots:
 
   defer-to-connect@2.0.1: {}
 
+  define-data-property@1.1.4:
+    dependencies:
+      es-define-property: 1.0.1
+      es-errors: 1.3.0
+      gopd: 1.2.0
+
   delayed-stream@1.0.0: {}
 
   depd@2.0.0: {}
@@ -5171,6 +5463,12 @@ snapshots:
 
   diff@4.0.2: {}
 
+  dotenv-expand@12.0.1:
+    dependencies:
+      dotenv: 16.4.7
+
+  dotenv@16.4.7: {}
+
   dunder-proto@1.0.1:
     dependencies:
       call-bind-apply-helpers: 1.0.2
@@ -5478,6 +5776,10 @@ snapshots:
 
   flatted@3.3.3: {}
 
+  for-each@0.3.5:
+    dependencies:
+      is-callable: 1.2.7
+
   foreground-child@3.3.1:
     dependencies:
       cross-spawn: 7.0.6
@@ -5571,6 +5873,15 @@ snapshots:
 
   glob-to-regexp@0.4.1: {}
 
+  glob@10.4.5:
+    dependencies:
+      foreground-child: 3.3.1
+      jackspeak: 3.4.3
+      minimatch: 9.0.5
+      minipass: 7.1.2
+      package-json-from-dist: 1.0.1
+      path-scurry: 1.11.1
+
   glob@11.0.3:
     dependencies:
       foreground-child: 3.3.1
@@ -5626,6 +5937,10 @@ snapshots:
 
   has-own-prop@2.0.0: {}
 
+  has-property-descriptors@1.0.2:
+    dependencies:
+      es-define-property: 1.0.1
+
   has-symbols@1.1.0: {}
 
   has-tostringtag@1.0.2:
@@ -5692,6 +6007,8 @@ snapshots:
 
   is-arrayish@0.2.1: {}
 
+  is-callable@1.2.7: {}
+
   is-core-module@2.16.1:
     dependencies:
       hasown: 2.0.2
@@ -5716,8 +6033,14 @@ snapshots:
 
   is-stream@2.0.1: {}
 
+  is-typed-array@1.1.15:
+    dependencies:
+      which-typed-array: 1.1.19
+
   is-unicode-supported@0.1.0: {}
 
+  isarray@2.0.5: {}
+
   isexe@2.0.0: {}
 
   istanbul-lib-coverage@3.2.2: {}
@@ -5763,6 +6086,12 @@ snapshots:
 
   iterare@1.2.1: {}
 
+  jackspeak@3.4.3:
+    dependencies:
+      '@isaacs/cliui': 8.0.2
+    optionalDependencies:
+      '@pkgjs/parseargs': 0.11.0
+
   jackspeak@4.1.1:
     dependencies:
       '@isaacs/cliui': 8.0.2
@@ -6159,6 +6488,8 @@ snapshots:
 
   lowercase-keys@3.0.0: {}
 
+  lru-cache@10.4.3: {}
+
   lru-cache@11.1.0: {}
 
   lru-cache@5.1.1:
@@ -6360,6 +6691,11 @@ snapshots:
 
   path-parse@1.0.7: {}
 
+  path-scurry@1.11.1:
+    dependencies:
+      lru-cache: 10.4.3
+      minipass: 7.1.2
+
   path-scurry@2.0.0:
     dependencies:
       lru-cache: 11.1.0
@@ -6371,6 +6707,41 @@ snapshots:
 
   pend@1.2.0: {}
 
+  pg-cloudflare@1.2.7:
+    optional: true
+
+  pg-connection-string@2.9.1: {}
+
+  pg-int8@1.0.1: {}
+
+  pg-pool@3.10.1(pg@8.16.3):
+    dependencies:
+      pg: 8.16.3
+
+  pg-protocol@1.10.3: {}
+
+  pg-types@2.2.0:
+    dependencies:
+      pg-int8: 1.0.1
+      postgres-array: 2.0.0
+      postgres-bytea: 1.0.0
+      postgres-date: 1.0.7
+      postgres-interval: 1.2.0
+
+  pg@8.16.3:
+    dependencies:
+      pg-connection-string: 2.9.1
+      pg-pool: 3.10.1(pg@8.16.3)
+      pg-protocol: 1.10.3
+      pg-types: 2.2.0
+      pgpass: 1.0.5
+    optionalDependencies:
+      pg-cloudflare: 1.2.7
+
+  pgpass@1.0.5:
+    dependencies:
+      split2: 4.2.0
+
   picocolors@1.1.1: {}
 
   picomatch@2.3.1: {}
@@ -6389,6 +6760,18 @@ snapshots:
 
   pluralize@8.0.0: {}
 
+  possible-typed-array-names@1.1.0: {}
+
+  postgres-array@2.0.0: {}
+
+  postgres-bytea@1.0.0: {}
+
+  postgres-date@1.0.7: {}
+
+  postgres-interval@1.2.0:
+    dependencies:
+      xtend: 4.0.2
+
   prelude-ls@1.2.1: {}
 
   prettier-linter-helpers@1.0.0:
@@ -6567,8 +6950,23 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
+  set-function-length@1.2.2:
+    dependencies:
+      define-data-property: 1.1.4
+      es-errors: 1.3.0
+      function-bind: 1.1.2
+      get-intrinsic: 1.3.0
+      gopd: 1.2.0
+      has-property-descriptors: 1.0.2
+
   setprototypeof@1.2.0: {}
 
+  sha.js@2.4.12:
+    dependencies:
+      inherits: 2.0.4
+      safe-buffer: 5.2.1
+      to-buffer: 1.2.1
+
   shebang-command@2.0.0:
     dependencies:
       shebang-regex: 3.0.0
@@ -6635,8 +7033,12 @@ snapshots:
 
   source-map@0.7.6: {}
 
+  split2@4.2.0: {}
+
   sprintf-js@1.0.3: {}
 
+  sql-highlight@6.1.0: {}
+
   stack-utils@2.0.6:
     dependencies:
       escape-string-regexp: 2.0.0
@@ -6777,6 +7179,12 @@ snapshots:
 
   tmpl@1.0.5: {}
 
+  to-buffer@1.2.1:
+    dependencies:
+      isarray: 2.0.5
+      safe-buffer: 5.2.1
+      typed-array-buffer: 1.0.3
+
   to-regex-range@5.0.1:
     dependencies:
       is-number: 7.0.0
@@ -6881,8 +7289,38 @@ snapshots:
       media-typer: 1.1.0
       mime-types: 3.0.1
 
+  typed-array-buffer@1.0.3:
+    dependencies:
+      call-bound: 1.0.4
+      es-errors: 1.3.0
+      is-typed-array: 1.1.15
+
   typedarray@0.0.6: {}
 
+  typeorm@0.3.26(pg@8.16.3)(reflect-metadata@0.2.2)(ts-node@10.9.2(@swc/core@1.13.3)(@types/node@22.17.1)(typescript@5.9.2)):
+    dependencies:
+      '@sqltools/formatter': 1.2.5
+      ansis: 3.17.0
+      app-root-path: 3.1.0
+      buffer: 6.0.3
+      dayjs: 1.11.18
+      debug: 4.4.1
+      dedent: 1.6.0
+      dotenv: 16.4.7
+      glob: 10.4.5
+      reflect-metadata: 0.2.2
+      sha.js: 2.4.12
+      sql-highlight: 6.1.0
+      tslib: 2.8.1
+      uuid: 11.1.0
+      yargs: 17.7.2
+    optionalDependencies:
+      pg: 8.16.3
+      ts-node: 10.9.2(@swc/core@1.13.3)(@types/node@22.17.1)(typescript@5.9.2)
+    transitivePeerDependencies:
+      - babel-plugin-macros
+      - supports-color
+
   typescript-eslint@8.39.1(eslint@9.33.0)(typescript@5.9.2):
     dependencies:
       '@typescript-eslint/eslint-plugin': 8.39.1(@typescript-eslint/parser@8.39.1(eslint@9.33.0)(typescript@5.9.2))(eslint@9.33.0)(typescript@5.9.2)
@@ -6930,6 +7368,8 @@ snapshots:
 
   util-deprecate@1.0.2: {}
 
+  uuid@11.1.0: {}
+
   v8-compile-cache-lib@3.0.1: {}
 
   v8-to-istanbul@9.3.0:
@@ -6991,6 +7431,16 @@ snapshots:
       - esbuild
       - uglify-js
 
+  which-typed-array@1.1.19:
+    dependencies:
+      available-typed-arrays: 1.0.7
+      call-bind: 1.0.8
+      call-bound: 1.0.4
+      for-each: 0.3.5
+      get-proto: 1.0.1
+      gopd: 1.2.0
+      has-tostringtag: 1.0.2
+
   which@2.0.2:
     dependencies:
       isexe: 2.0.0

server/src/app.module.ts

 import { Module } from '@nestjs/common';
+import { ConfigModule, ConfigService } from '@nestjs/config';
+import { TypeOrmModule } from '@nestjs/typeorm';
 import { ProductsModule } from './products/products.module';
+import { CategoriesModule } from './categories/categories.module';
 
 @Module({
-  imports: [ProductsModule],
+  imports: [
+    ConfigModule.forRoot({
+      isGlobal: true,
+      envFilePath: '.env',
+    }),
+    TypeOrmModule.forRootAsync({
+      imports: [ConfigModule],
+      inject: [ConfigService],
+      useFactory: (configService: ConfigService) => ({
+        type: 'postgres',
+        host: configService.get<string>('DB_HOST'),
+        port: configService.get<number>('DB_PORT'),
+        username: configService.get<string>('DB_USER'),
+        password: configService.get<string>('DB_PASS'),
+        database: configService.get<string>('DB_NAME'),
+        autoLoadEntities: true,
+        synchronize: true,
+      }),
+    }),
+    ProductsModule,
+    CategoriesModule,
+  ],
   controllers: [],
   providers: [],
 })

server/src/categories/categories.controller.ts

+import {
+  Body,
+  Controller,
+  Delete,
+  Get,
+  Param,
+  Post,
+  Put,
+} from '@nestjs/common';
+import { CategoriesService } from './categories.service';
+import { CreateCategoryDto } from './dto/create-category.dto';
+import { UpdateCategoryDto } from './dto/update-category.dto';
+
+@Controller('categories')
+export class CategoriesController {
+  constructor(private readonly categoriesService: CategoriesService) {}
+
+  @Post()
+  create(@Body() createCategoryDto: CreateCategoryDto) {
+    return this.categoriesService.create(createCategoryDto);
+  }
+
+  @Get()
+  findAll() {
+    return this.categoriesService.findAll();
+  }
+
+  @Get(':id')
+  findOne(@Param('id') id: string) {
+    return this.categoriesService.findOne(+id);
+  }
+
+  @Put(':id')
+  update(
+    @Param('id') id: string,
+    @Body() updateCategoryDto: UpdateCategoryDto,
+  ) {
+    return this.categoriesService.update(+id, updateCategoryDto);
+  }
+
+  @Delete(':id')
+  remove(@Param('id') id: string) {
+    return this.categoriesService.remove(+id);
+  }
+}

server/src/categories/categories.module.ts

+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { CategoriesController } from './categories.controller';
+import { CategoriesService } from './categories.service';
+import { Category } from './entities/category.entity';
+
+@Module({
+  imports: [TypeOrmModule.forFeature([Category])],
+  controllers: [CategoriesController],
+  providers: [CategoriesService],
+  exports: [CategoriesService],
+})
+export class CategoriesModule {}

server/src/categories/categories.service.ts

+import { Injectable } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+import { CreateCategoryDto } from './dto/create-category.dto';
+import { UpdateCategoryDto } from './dto/update-category.dto';
+import { Category } from './entities/category.entity';
+
+@Injectable()
+export class CategoriesService {
+  constructor(
+    @InjectRepository(Category)
+    private readonly categoryRepo: Repository<Category>,
+  ) {}
+
+  async create(createCategoryDto: CreateCategoryDto): Promise<Category> {
+    const category = this.categoryRepo.create(createCategoryDto);
+    return await this.categoryRepo.save(category);
+  }
+
+  async findAll(): Promise<Category[]> {
+    return await this.categoryRepo.find();
+  }
+
+  async findOne(id: number): Promise<Category | null> {
+    return await this.categoryRepo.findOneBy({ id });
+  }
+
+  async update(
+    id: number,
+    updateCategoryDto: UpdateCategoryDto,
+  ): Promise<Category | null> {
+    await this.categoryRepo.update(id, updateCategoryDto);
+
+    return await this.categoryRepo.findOneBy({ id });
+  }
+
+  async remove(id: number): Promise<number> {
+    await this.categoryRepo.delete(id);
+
+    return id;
+  }
+}

server/src/categories/dto/create-category.dto.ts

+import { IsOptional, IsString } from 'class-validator';
+
+export class CreateCategoryDto {
+  @IsString({ message: 'Title must have be string' })
+  title: string;
+
+  @IsOptional()
+  @IsString({ message: 'Description must have be string' })
+  description?: string;
+}

server/src/categories/dto/update-category.dto.ts

+import { PartialType } from '@nestjs/mapped-types';
+import { CreateCategoryDto } from './create-category.dto';
+
+export class UpdateCategoryDto extends PartialType(CreateCategoryDto) {}

server/src/categories/entities/category.entity.ts

+import { Product } from 'src/products/entity/product';
+import { Column, Entity, OneToMany, PrimaryGeneratedColumn } from 'typeorm';
+
+@Entity({ name: 'categories' })
+export class Category {
+  @PrimaryGeneratedColumn()
+  id: number;
+
+  @Column({ type: 'varchar', length: 150 })
+  title: string;
+
+  @Column({ type: 'text', nullable: true })
+  description?: string;
+
+  @OneToMany(() => Product, (product) => product.category)
+  products: Product[];
+}

server/src/products/dto/create-product.dto.ts

@@ -12,4 +12,8 @@ export class CreateProductDto {
   @Type(() => Number)
   @IsNumber()
   price: number;
+
+  @Type(() => Number)
+  @IsNumber()
+  categoryId: number;
 }

server/src/products/entity/product.ts

+import { Category } from 'src/categories/entities/category.entity';
+import { Column, Entity, ManyToOne, PrimaryGeneratedColumn } from 'typeorm';
+
+@Entity({ name: 'products' })
+export class Product {
+  @PrimaryGeneratedColumn()
+  id: number;
+
+  @Column({ type: 'varchar', length: 150 })
+  title: string;
+
+  @Column({ type: 'text', nullable: true })
+  description?: string;
+
+  @Column({ type: 'numeric' })
+  price: number;
+
+  @Column({ type: 'text', nullable: true })
+  image?: string;
+
+  @ManyToOne(() => Category, (category) => category.products)
+  category: Category;
+}

server/src/products/products.controller.ts

@@ -21,7 +21,7 @@ export class ProductsController {
     @Body() createProductDto: CreateProductDto,
     @UploadedFile() image: Express.Multer.File,
   ) {
-    return this.productsService.create(createProductDto, image.filename);
+    return this.productsService.create(createProductDto, image?.filename);
   }
 
   @Get()

server/src/products/products.module.ts

 import { Module } from '@nestjs/common';
-import { ProductsService } from './products.service';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { CategoriesModule } from 'src/categories/categories.module';
+import { Category } from 'src/categories/entities/category.entity';
+import { Product } from './entity/product';
 import { ProductsController } from './products.controller';
+import { ProductsService } from './products.service';
 
 @Module({
+  imports: [TypeOrmModule.forFeature([Product, Category]), CategoriesModule],
   controllers: [ProductsController],
   providers: [ProductsService],
 })

server/src/products/products.service.ts

-import { Injectable } from '@nestjs/common';
-import { randomUUID } from 'crypto';
-import * as fs from 'fs';
-import * as path from 'path';
-import { IProduct } from 'src/interface/product';
+import { Injectable, NotFoundException } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Category } from 'src/categories/entities/category.entity';
+import { Repository } from 'typeorm';
 import { CreateProductDto } from './dto/create-product.dto';
+import { Product } from './entity/product';
 
 @Injectable()
 export class ProductsService {
-  constructor() {
-    this.init();
-  }
+  constructor(
+    @InjectRepository(Product)
+    private readonly productRepo: Repository<Product>,
+    @InjectRepository(Category)
+    private readonly categoryRepo: Repository<Category>,
+  ) {}
 
-  private products: IProduct[] = [];
-  private readonly filePath = path?.resolve(
-    process.cwd(),
-    'src/data/products.json',
-  );
+  async create(
+    createProductDto: CreateProductDto,
+    fileName?: string,
+  ): Promise<Product> {
+    const category = await this.categoryRepo.findOneBy({
+      id: createProductDto.categoryId,
+    });
 
-  private init(): void {
-    try {
-      const fileContents = fs.readFileSync(this.filePath);
-      this.products = JSON.parse(fileContents.toString()) as IProduct[];
-    } catch {
-      this.products = [];
-    }
-  }
+    if (!category) throw new NotFoundException('Category not found');
 
-  create(createProductDto: CreateProductDto, fileName: string) {
-    const product = {
+    const product = this.productRepo.create({
       ...createProductDto,
-      id: randomUUID(),
       image: fileName,
-    };
-
-    this.products.push(product);
-    this.save();
-  }
+      category,
+    });
 
-  findAll(): IProduct[] {
-    return this.products;
+    return await this.productRepo.save(product);
   }
 
-  private save(): void {
-    fs.writeFileSync(this.filePath, JSON.stringify(this.products, null, 2));
+  async findAll(): Promise<Product[]> {
+    return await this.productRepo.find({
+      relations: {
+        category: true,
+      },
+    });
   }
 }