readme: update to v6

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

Author: crazy-max

README.md

@@ -75,27 +75,23 @@ jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Checkout
-        uses: actions/checkout@v6
       -
         name: Docker meta
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: name/app
       -
         name: Login to DockerHub
         if: github.event_name != 'pull_request'
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       -
         name: Build and push
         uses: docker/build-push-action@v6
         with:
-          context: .
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
@@ -129,13 +125,10 @@ jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Checkout
-        uses: actions/checkout@v6
       -
         name: Docker meta
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: |
             name/app
@@ -147,15 +140,14 @@ jobs:
       -
         name: Login to DockerHub
         if: github.event_name != 'pull_request'
-        uses: docker/login-action@v3
+        uses: docker/login-action@v4
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       -
         name: Build and push
         uses: docker/build-push-action@v6
         with:
-          context: .
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
@@ -210,7 +202,7 @@ jobs:
       -
         name: Docker meta
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: |
             name/app
@@ -728,7 +720,7 @@ increase this length for larger repositories by setting the
       -
         name: Docker meta
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: |
             name/app
@@ -939,7 +931,7 @@ that you can reuse them further in your workflow using the [`fromJSON` function]
 ```yaml
       -
         name: Docker meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         id: meta
         with:
           images: name/app
@@ -965,7 +957,7 @@ this:
       -
         name: Docker meta
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: name/app
           labels: |
@@ -987,7 +979,7 @@ of the `metadata-action`:
 ```yaml
       -
         name: Docker meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: name/app
       -
@@ -1003,7 +995,7 @@ The same can be done with the [`bake-action`](https://github.com/docker/bake-act
 ```yaml
       -
         name: Docker meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: name/app
       -
@@ -1032,7 +1024,7 @@ Please consult the documentation of your registry.
 ```yaml
       -
         name: Docker meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: name/app
         env: