chore: add prisma generate scripts and remove ssl env vars from example

.env.example

@@ -1,10 +1,5 @@
 # Database
 DATABASE_URL="postgresql://postgres:password@localhost:5432/agent_park"
-PG_SSL_ROOT_CERT_B64=""
-PG_SSL_IDENTITY_P12_B64=""
-PG_SSL_IDENTITY_PASSWORD=""
-# Optional override when your proxy hostname or certificate policy differs
-# PG_SSL_MODE="verify-full"
 
 # Webhook API - Generate a secure key for production
 WEBHOOK_API_KEY="sk_live_your_secure_api_key_min_32_chars"

package.json

@@ -6,7 +6,9 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
+    "db:generate": "prisma generate",
     "lint": "next lint",
+    "postinstall": "prisma generate",
     "test": "vitest",
     "n8n:context": "node scripts/generate-n8n-context.mjs"
   },