feat: establish backend foundation

package.json

@@ -6,23 +6,30 @@
   "private": true,
   "license": "UNLICENSED",
   "scripts": {
-    "build": "nest build",
+    "build": "prisma generate && nest build",
     "format": "prettier --write \"src/**/*.ts\" \"test/**/*.ts\"",
     "start": "nest start",
-    "start:dev": "nest start --watch",
+    "start:dev": "NODE_ENV=development nest start --watch",
     "start:debug": "nest start --debug --watch",
-    "start:prod": "node dist/main",
+    "start:prod": "node dist/src/main.js",
     "lint": "eslint \"{src,apps,libs,test}/**/*.ts\" --fix",
     "test": "jest",
     "test:watch": "jest --watch",
     "test:cov": "jest --coverage",
     "test:debug": "node --inspect-brk -r tsconfig-paths/register -r ts-node/register node_modules/.bin/jest --runInBand",
-    "test:e2e": "jest --config ./test/jest-e2e.json"
+    "test:e2e": "NODE_OPTIONS=--experimental-vm-modules jest --config ./test/jest-e2e.json"
   },
   "dependencies": {
     "@nestjs/common": "^11.0.1",
+    "@nestjs/config": "^4.0.4",
     "@nestjs/core": "^11.0.1",
     "@nestjs/platform-express": "^11.0.1",
+    "@nestjs/swagger": "11.4.5",
+    "@prisma/adapter-better-sqlite3": "^7.9.1",
+    "@prisma/client": "^7.9.1",
+    "better-sqlite3": "^12.6.0",
+    "class-transformer": "^0.5.1",
+    "class-validator": "^0.15.1",
     "reflect-metadata": "^0.2.2",
     "rxjs": "^7.8.1"
   },
@@ -42,6 +49,7 @@
     "globals": "^16.0.0",
     "jest": "^30.0.0",
     "prettier": "^3.4.2",
+    "prisma": "^7.9.1",
     "source-map-support": "^0.5.21",
     "supertest": "^7.0.0",
     "ts-jest": "^29.2.5",
@@ -51,6 +59,11 @@
     "typescript": "^5.7.3",
     "typescript-eslint": "^8.20.0"
   },
+  "overrides": {
+    "@nestjs/swagger@11.4.5": {
+      "js-yaml": "5.2.3"
+    }
+  },
   "jest": {
     "moduleFileExtensions": [
       "js",