feat: add Dockerfile for own workflow build docker image

.github/workflows/docker_images.yaml

@@ -0,0 +1,28 @@
+name: Docker
+ 
+on:
+  push:
+    branches: ["main"]
+
+jobs:
+  images:
+    name: Images
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set docker chmod (temp solution)
+        run: sudo chmod 666 /var/run/docker.sock
+
+      - name: Docker - Login
+        uses: docker/login-action@v1
+        with:
+          registry: git.hashdot.co
+          username: ${{ secrets.DOCKER_USER }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and Push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./docker/images/build/Dockerfile
+          push: true
+          tags: git.hashdot.co/lars/pipelines/bun:latest

docker/images/build/Dockerfile

@@ -0,0 +1,3 @@
+FROM oven/bun:alpine
+
+RUN apk add --no-cache git curl