Use `pgweb` to allow changes to be seen in a GUI

.env.example

@@ -2,4 +2,5 @@ POSTGRES_DB = db
 DB_HOST = localhost
 DB_PORT = 5433
 POSTGRES_USER = dbusername
-POSTGRES_PASSWORD = dbpassword
+POSTGRES_PASSWORD = dbpassword
+PGWEB_DATABASE_URL = postgres://dbusername:dbpassword@postgres:5432/db?sslmode=disable

docker-compose.yml

@@ -1,3 +1,4 @@
+# Modified version of https://github.com/sosedoff/pgweb/blob/master/docker-compose.yml
 services:
   postgres:
     container_name: postgres
@@ -14,14 +15,30 @@ services:
     env_file:
       - .env
     healthcheck:
-      test: pg_isready -U hello-postgres -h 127.0.0.1
+      test: pg_isready -U db -h 127.0.0.1
       interval: 5s
-    # networks:
-    #   - db-net
+    networks:
+      - db-net
+  pgweb:
+    container_name: pgweb
+    image: sosedoff/pgweb
+    ports:
+      - 8081:8081
+    env_file:
+      - .env
+    networks:
+      - db-net
+    depends_on:
+      postgres:
+        condition: service_healthy
+    healthcheck:
+      test: ["CMD", "nc", "-vz", "127.0.0.1", "8081"]
+      interval: 5s
+
 # volumes:
 #   data:
 #     name: hello-postgres
 
-# networks:
-#   db-net:
-#     name: db-net
+networks:
+  db-net:
+    name: db-net