migrate to Gitea actions

.github/workflows/docker-image.yml

@@ -1,32 +0,0 @@
-name: Docker Image CI
-
-on:
-  push:
-    branches: [ "main" ]
-  schedule:
-    - cron: '30 4 5,15,25 * *'
-
-jobs:
-
-  build:
-
-    runs-on: ubuntu-latest
-    permissions:
-      packages: write
-      contents: read
-
-    steps:
-    - uses: actions/checkout@v3
-    - name: Build the Docker image
-      run: docker build . --file Dockerfile --tag neovim:latest
-    - name: Log in to registry
-      run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u $ --password-stdin
-    - name: Push image
-      run: |
-        IMAGE_NAME="neovim"
-        IMAGE_ID="ghcr.io/szwendacz99/$IMAGE_NAME"
-        TAG=$(date +"%Y-%m-%d")
-        docker tag $IMAGE_NAME:latest $IMAGE_ID:latest
-        docker push $IMAGE_ID:latest
-        docker tag $IMAGE_ID:latest $IMAGE_ID:$TAG
-        docker push $IMAGE_ID:$TAG