add docker yml for postgres

.gitignore

@@ -34,6 +34,9 @@ out
 # Stores VSCode versions used for testing VSCode extensions
 .vscode-test
 
+# psql data directory
+pg_data
+
 
 npm-debug.log
 key.pem

docker-compose.yml

@@ -0,0 +1,18 @@
+services:
+  db:
+    image: postgres:latest
+    container_name: postgresql
+    restart: unless-stopped
+    environment:
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: password
+      POSTGRES_DB: ttdb
+    ports:
+      - "5432:5432"
+    volumes:
+      - ./pg_data:/var/lib/postgresql/data
+      - ./src/db/init.sql:/docker-entrypoint-initdb.d/init.sql
+
+volumes:
+  pg_data:
+    driver: local