docs: initial github container registry integration guide (#7088)

* docs: initial github container registry integration guide Signed-off-by: Luke Marsden <me@lukemarsden.net> * docs: fix link to main.go Signed-off-by: Luke Marsden <me@lukemarsden.net> * docs: hopefully convince linter this isn't a real go file Signed-off-by: Luke Marsden <me@lukemarsden.net> * Update docs/current_docs/integrations/snippets/ghcr-workflow.yml Co-authored-by: vikram-dagger <112123850+vikram-dagger@users.noreply.github.com> Signed-off-by: lukemarsden <me@lukemarsden.net> * Integrates examplein to GitHub Actions integ page Signed-off-by: Vikram Vaswani <vikram@dagger.io> * rename Signed-off-by: Luke Marsden <me@lukemarsden.net> * bump tag Signed-off-by: Luke Marsden <me@lukemarsden.net> --------- Signed-off-by: Luke Marsden <me@lukemarsden.net> Signed-off-by: lukemarsden <me@lukemarsden.net> Signed-off-by: Vikram Vaswani <vikram@dagger.io> Co-authored-by: vikram-dagger <112123850+vikram-dagger@users.noreply.github.com> Co-authored-by: Vikram Vaswani <vikram@dagger.io>
dagger · Apr 26, 2024 · 379e812 · 379e812
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diff --git a/docs/current_docs/integrations/642920-github-actions.mdx b/docs/current_docs/integrations/642920-github-actions.mdx
@@ -9,4 +9,10 @@ The following code sample demonstrates how to integrate Dagger with GitHub Actio
 ```yaml title=".github/workflows/dagger.yml" file=./snippets/actions.yml
 ```
 
+The following code sample demonstrates how to use Dagger in a GitHub Action to publish a container image to GitHub Container Registry.
+
+```yaml title=".github/workflows/dagger.yml" file=./snippets/actions-ghcr.yml
+```
+
+
 More information is available in the [Dagger for GitHub Action page](https://github.com/marketplace/actions/dagger-for-github).
diff --git a/docs/current_docs/integrations/snippets/actions-ghcr.yml b/docs/current_docs/integrations/snippets/actions-ghcr.yml
@@ -0,0 +1,35 @@
+name: dagger
+on:
+  push:
+    branches: [main]
+
+jobs:
+  build-publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Call Dagger Function to build and publish to ghcr.io
+        uses: dagger/dagger-for-github@v5
+        with:
+          version: "latest"
+          verb: call
+          # modify to use different function(s) as needed
+          module: github.com/daggerverse/dagger-ghcr-demo@v0.1.5
+          args: build-and-push --registry=$DOCKER_REGISTRY --image-name=$DOCKER_IMAGE_NAME --username=$DOCKER_USERNAME --password=env:DOCKER_PASSWORD --build-context=github.com/daggerverse/dagger-ghcr-demo
+          # assumes the Dagger Cloud token is in
+          # a repository secret named DAGGER_CLOUD_TOKEN
+          # set via the GitHub UI/CLI
+          cloud-token: ${{ secrets.DAGGER_CLOUD_TOKEN }}
+        env:
+          DOCKER_REGISTRY: ghcr.io
+          DOCKER_IMAGE_NAME: ${{ github.repository }}
+          DOCKER_USERNAME: ${{ github.actor }}
+          # assumes the container registry password is in
+          # a repository secret named REGISTRY_PASSWORD
+          # set via the GitHub UI/CL
+          DOCKER_PASSWORD: ${{ secrets.REGISTRY_PASSWORD }}
diff --git a/docs/current_docs/integrations/snippets/actions.yml b/docs/current_docs/integrations/snippets/actions.yml
@@ -8,12 +8,13 @@ jobs:
     name: build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - name: Checkout
+        uses: actions/checkout@v4
       -
         name: Call Dagger Function
         uses: dagger/dagger-for-github@v5
         with:
-          version: "0.10.2"
+          version: "latest"
           verb: call
           # assumes a Go project
           # modify to use different function(s) as needed