refactor: docker stuff

.env.example

@@ -1 +1,2 @@
+IMAGE_TAG=latest
 MAIN_PORT=8080

.github/workflows/BuildDev.yml

@@ -51,11 +51,11 @@ jobs:
           push: true
           provenance: false
           build-args: |
-            APP_VERSION=${{ steps.version.outputs.value }}
-            VCS_REF=${{ github.sha }}
+            APP_VERSION=${{ github.sha }}
+            VCS_REF=${{ github.run_number }}
           tags: |
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:dev
           labels: |
-            org.opencontainers.image.version=${{ steps.version.outputs.value }}
-            org.opencontainers.image.revision=${{ github.sha }}
+            org.opencontainers.image.version=${{ github.sha }}
+            org.opencontainers.image.revision=${{ github.run_number }}
             org.opencontainers.image.source=https://github.com/${{ github.repository }}

.github/workflows/BuildLatest.yml

@@ -57,14 +57,13 @@ jobs:
           push: true
           provenance: false
           build-args: |
-            APP_VERSION=${{ steps.version.outputs.value }}
-            VCS_REF=${{ github.sha }}
+            APP_VERSION=${{ github.sha }}
+            VCS_REF=${{ github.run_number }}
           tags: |
             ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
-            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.version.outputs.docker_tag }}
           labels: |
-            org.opencontainers.image.version=${{ steps.version.outputs.value }}
-            org.opencontainers.image.revision=${{ github.sha }}
+            org.opencontainers.image.version=${{ github.sha }}
+            org.opencontainers.image.revision=${{ github.run_number }}
             org.opencontainers.image.source=https://github.com/${{ github.repository }}
 
       - name: Create GitHub release

Dockerfile

@@ -1,10 +1,10 @@
 FROM nginx:1.27-alpine
 
-ARG APP_VERSION=0.0.0
 ARG VCS_REF=unknown
+ARG APP_VERSION=unknown
 
-LABEL org.opencontainers.image.title="Maintenance Website"
-LABEL org.opencontainers.image.description="Static maintenance website"
+LABEL org.opencontainers.image.title="MaintenanceWebsite"
+LABEL org.opencontainers.image.description="❌ A simple HTML/CSS/JS maintenance website. "
 LABEL org.opencontainers.image.version="${APP_VERSION}"
 LABEL org.opencontainers.image.revision="${VCS_REF}"
 LABEL org.opencontainers.image.source="https://github.com/Lechner-Systems/MaintenanceWebsite"

docker-compose.yml

@@ -1,13 +1,7 @@
 services:
-  portfolio:
+  maintenance:
     image: docker.lechner-systems.at/lechnersystems/maintenance:${IMAGE_TAG:-latest}
-    build:
-      context: .
-      dockerfile: Dockerfile
     restart: unless-stopped
-    env_file:
-      - path: .env
-        required: false
     dns:
       - 192.168.100.2
       - 192.168.100.6