Publish Docker images to ghcr.io

.github/workflows/build-docker.yml

@@ -25,8 +25,9 @@ jobs:
       - name: Login to DockerHub
         uses: docker/login-action@v2
         with:
-          username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_PASSWORD }}
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ github.token }}
       - name: Build and push AMD64 Docker image
         uses: docker/build-push-action@v3
         with:
@@ -34,4 +35,4 @@ jobs:
           file: ./Dockerfile
           platforms: linux/amd64
           push: true
-          tags: zedeus/nitter:latest,zedeus/nitter:${{ github.sha }}
+          tags: ${{ github.repository }}:latest,${{ github.repository }}:${{ github.sha }}