chore: update @prisma/client to version 7.10.0 and add prisma.config.ts for configuration management

- Updated @prisma/client in shared package.json from ^6.0.0 to ^7.10.0.
- Modified stack.md to include generated Prisma client directory and Prisma CLI config file.
- Added prisma.config.ts for managing Prisma configuration, including datasource URL and migrations path.

apps/api/package.json

@@ -16,13 +16,14 @@
   "dependencies": {
     "@gruperly/shared": "workspace:*",
     "@hono/zod-validator": "^0.8.0",
+    "@prisma/adapter-pg": "^7.10.0",
+    "@prisma/client": "^7.10.0",
     "better-auth": "^1.1.0",
     "hono": "^4.6.0"
   },
   "devDependencies": {
     "@types/bun": "^1.0.0",
-    "prisma": "^6.0.0",
-    "@prisma/client": "^6.0.0",
+    "prisma": "^7.10.0",
     "typescript": "^5.7.0"
   }
 }