Update GitHub CI workflows to match other functions

.github/workflows/ci.yml

@@ -14,8 +14,8 @@ on:
 
 env:
   # Common versions
-  GO_VERSION: '1.23.3'
-  GOLANGCI_VERSION: 'v1.62.2'
+  GO_VERSION: '1.23.6'
+  GOLANGCI_VERSION: 'v1.62.0'
   DOCKER_BUILDX_VERSION: 'v0.23.0'
 
   # These environment variables are important to the Crossplane CLI install.sh
@@ -29,8 +29,9 @@ env:
   XPKG_ACCESS_ID: ${{ secrets.XPKG_ACCESS_ID }}
 
   # The package to push, without a version tag. The default matches GitHub. For
-  # example xpkg.upbound.io/crossplane/function-environment-configs.
-  XPKG: xpkg.upbound.io/crossplane-contrib/function-environment-configs
+  # example xpkg.upbound.io/crossplane/function-template-go.
+  XPKG: xpkg.upbound.io/${{ github.repository}}
+  CROSSPLANE_REGORG: ghcr.io/${{ github.repository}} # xpkg.crossplane.io/crossplane-contrib
 
   # The package version to push. The default is 0.0.0-gitsha.
   XPKG_VERSION: ${{ inputs.version }}
@@ -48,6 +49,9 @@ jobs:
           go-version: ${{ env.GO_VERSION }}
           cache: false  # The golangci-lint action does its own caching.
 
+      - name: Check go mod tidy
+        run: go mod tidy && git diff --exit-code go.mod go.sum
+
       - name: Lint
         uses: golangci/golangci-lint-action@v6
         with:
@@ -70,7 +74,7 @@ jobs:
   # We want to build most packages for the amd64 and arm64 architectures. To
   # speed this up we build single-platform packages in parallel. We then upload
   # those packages to GitHub as a build artifact. The push job downloads those
-  # artifacts and pushes them as a single multi-platform package. 
+  # artifacts and pushes them as a single multi-platform package.
   build:
     runs-on: ubuntu-24.04
     strategy:
@@ -108,13 +112,13 @@ jobs:
           build-args:
             GO_VERSION=${{ env.GO_VERSION }}
           outputs: type=docker,dest=runtime-${{ matrix.arch }}.tar
-      
+
       - name: Setup the Crossplane CLI
         run: "curl -sL https://raw.githubusercontent.com/crossplane/crossplane/master/install.sh | sh"
 
       - name: Build Package
         run: ./crossplane xpkg build --package-file=${{ matrix.arch }}.xpkg --package-root=package/ --embed-runtime-image-tarball=runtime-${{ matrix.arch }}.tar
-      
+
       - name: Upload Single-Platform Package
         uses: actions/upload-artifact@v4
         with:
@@ -139,6 +143,7 @@ jobs:
         with:
           path: .
           merge-multiple: true
+          pattern: "!*.dockerbuild" # This gets uploaded by docker/build-push-action but must be skipped: https://github.com/actions/toolkit/pull/1874
 
       - name: Setup the Crossplane CLI
         run: "curl -sL https://raw.githubusercontent.com/crossplane/crossplane/master/install.sh | sh"
@@ -162,3 +167,14 @@ jobs:
       - name: Push Multi-Platform Package to Upbound
         if: env.XPKG_ACCESS_ID != ''
         run: "./crossplane --verbose xpkg push --package-files $(echo *.xpkg|tr ' ' ,) ${{ env.XPKG }}:${{ env.XPKG_VERSION }}"
+
+      - name: Login to GHCR
+        uses: docker/login-action@v3.3.0
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Push Multi-Platform Package to GHCR
+        if: env.XPKG_ACCESS_ID != ''
+        run: "./crossplane --verbose xpkg push --package-files $(echo *.xpkg|tr ' ' ,) ${{ env.CROSSPLANE_REGORG }}:${{ env.XPKG_VERSION }}"

.github/workflows/tag.yml

@@ -0,0 +1,26 @@
+name: Tag
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'Release version (e.g. v0.1.0)'
+        required: true
+      message:
+        description: 'Tag message'
+        required: true
+
+jobs:
+  create-tag:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      - name: Create Tag
+        uses: negz/create-tag@39bae1e0932567a58c20dea5a1a0d18358503320 # v1
+        with:
+          version: ${{ github.event.inputs.version }}
+          message: ${{ github.event.inputs.message }}
+          token: ${{ secrets.GITHUB_TOKEN }}