Revert "feat: Cache Docker layers and SSH keys in GitHub Actions work…

…flow"

This reverts commit fecdab7.

.github/workflows/docker-publish.yml

@@ -16,19 +16,15 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
-      - name: Cache Docker layers
-        uses: actions/cache@v2
-        with:
-          path: /tmp/.buildx-cache
-          key: ${{ runner.os }}-buildx-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-buildx-
+      - name: Login
+        run: |
+          echo ${{ secrets.PAT }} | docker login ghcr.io -u ${{ github.actor }} --password-stdin
       - name: Build and Publish
         run: |
           echo " " >> Cargo.toml
           echo [env] >> Cargo.toml
           echo DATABASE_URL = \"${{ secrets.DATABASE_URL }}\" >> Cargo.toml
-          docker build . --tag ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }} --cache-from=/tmp/.buildx-cache --cache-to=/tmp/.buildx-cache
+          docker build . --tag ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           docker push ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
 
   deploy:
@@ -37,14 +33,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - name: Cache SSH keys
-        uses: actions/cache@v2
-        with:
-          path: ~/.ssh
-          key: ${{ runner.os }}-ssh-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-ssh-
       - name: install ssh keys
+        # check this thread to understand why its needed:
+        # <https://stackoverflow.com/a/70447517>
         run: |
           install -m 600 -D /dev/null ~/.ssh/id_rsa
           echo "${{ secrets.SSH_PRIVATE_KEY }}" > ~/.ssh/id_rsa