feat: add initial project configuration and smoke tests

- Created pnpm workspace configuration to manage packages.
- Added a placeholder .gitkeep file in the scripts directory.
- Implemented a smoke test script to validate core API and web endpoints.
- Established TypeScript base configuration for consistent compilation settings.
- Introduced Turbo configuration for task management and build processes.

package.json

@@ -0,0 +1,51 @@
+{
+  "name": "davinci-platform",
+  "version": "0.1.0-alpha.0",
+  "private": true,
+  "description": "Davinci Platform — unified monorepo (mothership + community server)",
+  "author": "Galaxis",
+  "license": "UNLICENSED",
+  "packageManager": "pnpm@10.32.0",
+  "scripts": {
+    "dev": "turbo run dev",
+    "build": "turbo run build",
+    "test": "turbo run test",
+    "test:unit": "turbo run test:unit",
+    "test:e2e": "turbo run test:e2e",
+    "test:cov": "turbo run test:cov",
+    "lint": "turbo run lint",
+    "format": "prettier --write \"packages/*/src/**/*.{ts,tsx}\"",
+    "format:check": "prettier --check \"packages/*/src/**/*.{ts,tsx}\"",
+    "prisma:generate": "pnpm --filter @davinci/api prisma:generate",
+    "prisma:migrate": "pnpm --filter @davinci/api prisma:migrate",
+    "prepare": "husky"
+  },
+  "devDependencies": {
+    "@eslint/js": "^9.15.0",
+    "eslint": "^9.15.0",
+    "eslint-config-prettier": "^10.0.0",
+    "typescript-eslint": "^8.15.0",
+    "prettier": "^3.4.0",
+    "turbo": "^2.4.0",
+    "husky": "^9.1.0",
+    "lint-staged": "^15.4.0"
+  },
+  "lint-staged": {
+    "*.{ts,tsx}": [
+      "eslint --fix",
+      "prettier --write"
+    ]
+  },
+  "pnpm": {
+    "onlyBuiltDependencies": [
+      "@nestjs/core",
+      "@parcel/watcher",
+      "@prisma/client",
+      "@prisma/engines",
+      "@swc/core",
+      "esbuild",
+      "prisma",
+      "sharp"
+    ]
+  }
+}