add ci

Signed-off-by: Frank Villaro-Dixon <frank@villaro-dixon.eu>

.forgejo/workflows/build-img.yml

@@ -0,0 +1,30 @@
+name: ci
+
+on:
+  push:
+    branches:
+      - "cicd"
+      - main
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          registry: forge.k3s.fr
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_PASSWORD }}
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: forge.k3s.fr/elevation-api-eu/server:latest