Add healthchecks to backend services

- Add healthcheck to backend service
- Add healthcheck to backend-cron service
- Configure interval, timeout, retries
- Add start_period to healthchecks
- Add VSCode settings for keyboard layout

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "keyboard.layout": "de"
+}

docker-compose.yml

@@ -18,6 +18,12 @@ services:
       placement:
         constraints:
          - node.labels.reskreen-ready==true
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://127.0.0.1:8080/api/auth/health/"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 60s
   backend-cron:
     image: registry.resk-u.ch/clerc/reskreen:latest
     command:
@@ -51,6 +57,12 @@ services:
         max_attempts: 3
       placement:
         constraints:
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:3000"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 60s
          - node.labels.reskreen-ready==true
 networks:
   default: