Update actions

Author: RealOrangeOne

.github/workflows/ci.yml

@@ -10,20 +10,20 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: "3.12"
 
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: ~/.cache/pip
           key: pip-3.12-${{ hashFiles('poetry.lock') }}
 
       - name: Install poetry
-        uses: abatilo/actions-poetry@v2
+        uses: abatilo/actions-poetry@v4
         with:
           poetry-version: 1.7.1
 
@@ -42,20 +42,20 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: "3.12"
 
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: ~/.cache/pip
           key: pip-3.12-${{ hashFiles('poetry.lock') }}
 
       - name: Install poetry
-        uses: abatilo/actions-poetry@v2
+        uses: abatilo/actions-poetry@v4
         with:
           poetry-version: 1.7.1
 
@@ -71,19 +71,18 @@ jobs:
       - lint
       - test
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v1
+        uses: docker/login-action@v3
         if: ${{ github.ref == 'refs/heads/master' }}
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build and push container
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v6
         with:
           push: ${{ github.ref == 'refs/heads/master' }}
-          tags: |
-            ghcr.io/${{ github.repository_owner }}/heroku-scheduled-scaling:latest
+          tags: ghcr.io/${{ github.repository_owner }}/heroku-scheduled-scaling:latest