added htmx, picocss postgres

docker-compose.yml

@@ -0,0 +1,34 @@
+
+# docker-compose.yml
+version: '3.8'
+
+services:
+  app:
+    build: .
+    ports:
+      - "8080:8080"
+    depends_on:
+      - db
+    environment:
+      - DB_HOST=db
+      - DB_PORT=5432
+      - DB_USER=postgres
+      - DB_PASSWORD=postgres
+      - DB_NAME=urlshortener
+    restart: always
+
+  db:
+    image: postgres:17
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
+    environment:
+      - POSTGRES_PASSWORD=postgres
+      - POSTGRES_USER=postgres
+      - POSTGRES_DB=urlshortener
+    ports:
+      - "5432:5432"
+    restart: always
+
+volumes:
+  postgres_data: