diff --git a/.env.example b/.env.example
index ff6bf09..9051ed8 100644
--- a/.env.example
+++ b/.env.example
@@ -1,9 +1,9 @@
-# ── SQLite (default for local dev) ──
-DB_DRIVER=sqlite
-SQLITE_PATH=./data/surprise.db
+# ── Postgres (default) ──
+DB_DRIVER=postgres
+DATABASE_URL=postgres://surprise:surprise_dev_password@localhost:5432/surprise?sslmode=disable
 
-# ── Postgres (uncomment and set DB_DRIVER=postgres to use) ──
-# DATABASE_URL=postgres://surprise:surprise_dev_password@localhost:5432/surprise?sslmode=disable
+# ── SQLite (set DB_DRIVER=sqlite to use) ──
+# SQLITE_PATH=./data/surprise.db
 
 PORT=8080
 CORS_ORIGIN=http://localhost:5173,http://127.0.0.1:5173
diff --git a/backend/internal/config/config.go b/backend/internal/config/config.go
index 7b899a8..beeec0a 100644
--- a/backend/internal/config/config.go
+++ b/backend/internal/config/config.go
@@ -33,10 +33,10 @@ func Load() Config {
 	}
 
 	return Config{
-		DBDriver:              envOrDefault("DB_DRIVER", "sqlite"),
+		DBDriver:              envOrDefault("DB_DRIVER", "postgres"),
 		Port:                  envOrDefault("PORT", "8080"),
-		DatabaseURL:           envOrDefault("DATABASE_URL", ""),
-		SQLitePath:            envOrDefault("SQLITE_PATH", ""),
+		DatabaseURL:           envOrDefault("DATABASE_URL", "postgres://surprise:surprise_dev_password@localhost:5432/surprise?sslmode=disable"),
+		SQLitePath:            envOrDefault("SQLITE_PATH", "./data/surprise.db"),
 		CORSOrigin:            envOrDefault("CORS_ORIGIN", "http://localhost:5173,http://127.0.0.1:5173"),
 		SessionSecret:         envOrDefault("SESSION_SECRET", "local-development-session-secret-change-me"),
 		CookieSecure:          parseBoolEnv("COOKIE_SECURE", false),
diff --git a/docker-compose.yml b/docker-compose.yml
index ec891ff..4e2eb80 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,6 +1,7 @@
 services:
   postgres:
     image: postgres:16-alpine
+    container_name: sndit-postgres
     restart: unless-stopped
     environment:
       POSTGRES_DB: surprise
@@ -19,6 +20,7 @@ services:
 
   minio:
     image: minio/minio:latest
+    container_name: sndit-minio
     restart: unless-stopped
     command: server /data --console-address ":9001"
     environment:
@@ -38,6 +40,7 @@ services:
 
   api:
     build: ./backend
+    container_name: sndit-api
     restart: unless-stopped
     ports:
       - "${PORT:-8080}:8080"
@@ -62,6 +65,7 @@ services:
 
   migrate:
     build: ./backend
+    container_name: sndit-migrate
     command: ["migrate", "-dir", "/migrations"]
     environment:
       DB_DRIVER: postgres
@@ -74,6 +78,7 @@ services:
 
   seed:
     build: ./backend
+    container_name: sndit-seed
     command: ["seed"]
     environment:
       DB_DRIVER: postgres
@@ -87,6 +92,7 @@ services:
       context: ./frontend
       args:
         VITE_API_BASE_URL: ""
+    container_name: sndit-frontend
     restart: unless-stopped
     ports:
       - "${FRONTEND_PORT:-8081}:80"