Add docker-compose file to run PostgreSQL locally (#366)

docker/docker-compose.yml

@@ -0,0 +1,17 @@
+version: "3.9"
+
+services:
+    postgres:
+        image: postgres:16.1
+        environment:
+            POSTGRES_DB: "pgih-db"
+            POSTGRES_USER: "pgih-db-user"
+            POSTGRES_PASSWORD: "pgih-db-password"
+            PGDATA: "/var/lib/postgresql/data/pgdata"
+        volumes:
+            - pgih-db-data:/var/lib/postgresql/data
+        ports:
+            - "6432:5432"
+
+volumes:
+    pgih-db-data:

docker/local_development.md

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+# Run PostgreSQL in Docker for local development
+
+## Docker Compose
+
+### Start
+
+```shell
+docker-compose --project-name="pgih-db" up -d
+```
+
+### Stop
+
+```shell
+docker-compose --project-name="pgih-db" down
+```
+
+## Explore volumes
+
+### List all volumes
+
+```shell
+docker volume ls
+```
+
+### Delete specified volume
+
+```shell
+docker volume rm pgih-db_pgih-db-data
+```