wait for postgres container to start. provide env variables through .env file

env.example

@@ -10,11 +10,9 @@ TWITCH_CLIENT_SECRET=asd
 EVENTSUB_SECRET=asd
 
 DSN=postgres://nourybot:coolpassword@postgres:5432/nourybot?sslmode=disable
-DB_HOST=postgres
-DB_PORT=5432
-DB_USER=nourybot
-DB_PASSWORD=coolpassword
-DB_NAME=nourybot
+POSTGRES_DB=nourybot
+POSTGRES_USER=nourybot
+POSTGRES_PASSWORD=coolpassword
 
 OWM_KEY=asd
 WOLFRAMALPHA_APP_ID=asd

example.docker-compose

@@ -6,19 +6,23 @@ services:
     restart: unless-stopped
     env_file: .env
     depends_on:
-      - postgres
+      postgres:
+        condition: service_healthy
     volumes:
-      - "/tmp/CHANGE_ME/uploads:/public/uploads"
+      - "/tmp/CHANGEME/uploads:/public/uploads"
     ports:
       - "127.0.0.1:8080:8080"
   postgres:
     image: postgres
     restart: unless-stopped
-    environment:
-      POSTGRES_DB: nourybot
-      POSTGRES_USER: nourybot
-      POSTGRES_PASSWORD: coolpassword
+    env_file: .env
     volumes:
       - nourybotdb:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U $$POSTGRES_USER -d $$POSTGRES_DB"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+      start_period: 20s
 volumes:
   nourybotdb: