re-order alot, move to bun redis, generalized

.env.example

@@ -2,16 +2,18 @@
 HOST=0.0.0.0
 PORT=9090
 
+# Replace with your domain name or IP address
+# If you are using a reverse proxy, set the FQDN to your domain name
+FQDN=localhost:9090
+
 PGHOST=localhost
 PGPORT=5432
 PGUSERNAME=postgres
 PGPASSWORD=postgres
 PGDATABASE=postgres
 
-REDIS_HOST=localhost
-REDIS_PORT=6379
-# REDIS_USERNAME=redis
-# REDIS_PASSWORD=redis
+REDIS_URL=redis://localhost:6379
+REDIS_TTL=3600
 
 # For sessions and cookies, can be generated using `openssl rand -base64 32`
 JWT_SECRET=your_jwt_secret