add .env.example

Author: joaquim-verges

.env.example

@@ -0,0 +1,7 @@
+# Database
+DATABASE_URL=postgresql://postgres:password@host:5432/database
+
+# Thirdweb
+NEXT_PUBLIC_THIRDWEB_CLIENT_ID=your-client-id
+THIRDWEB_SECRET_KEY=your-secret-key
+SERVER_WALLET_ADDRESS=your-server-wallet-address

.gitignore

@@ -31,7 +31,8 @@ yarn-error.log*
 .pnpm-debug.log*
 
 # env files (can opt-in for committing if needed)
-.env*
+.env
+.env.local
 
 # vercel
 .vercel