added .env.example

apps/web/.env.example

@@ -0,0 +1,15 @@
+# Environment Variables Example
+# Copy this file to .env.local and update the values as needed
+
+DATABASE_URL="postgresql://opencut:opencutthegoat@localhost:5432/opencut"
+
+# Better Auth
+NEXT_PUBLIC_BETTER_AUTH_URL=http://localhost:3000
+BETTER_AUTH_SECRET=your-secret-key-here
+
+# Development Environment
+NODE_ENV=development
+
+# Redis
+UPSTASH_REDIS_REST_URL=http://localhost:8079
+UPSTASH_REDIS_REST_TOKEN=example_token