ci: upload build snippets to ci-builds

Add logic to upload the generated snippets to ci-builds, so that they
can be used to populate the boards manager index and tool index in the
Arduino IDE.

Author: pillo79

.github/workflows/package_core.yml

@@ -469,6 +469,14 @@ jobs:
           # errors due to race conditions with parallel branch runs should not fail the job
           extra/ci_calc_size_reports.py ${GITHUB_BASE_SHA} sketches-reports/ || true
 
+      # upload build metadata artifact, for upload to ci-builds
+      - name: Archive build metadata information
+        uses: actions/upload-artifact@v7
+        with:
+          name: build-metadata
+          path: ${{ env.CORE_VER }}.json
+          retention-days: 1
+
       # upload comment request artifact (will be retrieved by leave_pr_comment.yml)
       - name: Archive comment information
         uses: actions/upload-artifact@v7
@@ -619,3 +627,56 @@ jobs:
         with:
           name: ArduinoCore-zephyr-${{ env.CORE_TAG }}-jsons
           path: ArduinoCore-*-${{ env.CORE_TAG }}.json
+
+  ci-builds-upload:
+    runs-on: ubuntu-latest
+    needs:
+      - build-env
+      - verify-core
+      - prepare-json
+    permissions:
+      id-token: write   # required to obtain the OIDC token
+    env:
+      CORE_TAG: ${{ needs.build-env.outputs.CORE_TAG }}
+      CORE_VER: ${{ needs.build-env.outputs.CORE_VER }}
+    steps:
+      - uses: actions/download-artifact@v8
+        with:
+          path: platforms/
+          name: ArduinoCore-zephyr-${{ env.CORE_TAG }}-jsons
+
+      - uses: actions/download-artifact@v8
+        with:
+          path: metadata/
+          name: build-metadata
+
+      - run: |
+          echo "SNIPPETS<<EOF" >> $GITHUB_ENV
+          jq -cn 'reduce inputs as $i ({}; .[input_filename] = $i)' platforms/*.json metadata/*.json >> $GITHUB_ENV
+          echo "EOF" >> $GITHUB_ENV
+
+      - name: Get OIDC identity token
+        id: oidc
+        uses: actions/github-script@v9
+        with:
+          script: |
+            const token = await core.getIDToken('arduino/ci-builds');
+            core.setOutput('token', token)
+
+      - name: Store snippets in ci-builds
+        uses: actions/github-script@v9
+        with:
+          github-token: ${{ secrets.CI_BUILDS_TOKEN }}
+          script: |
+            await github.rest.actions.createWorkflowDispatch({
+              owner: 'pillo79',
+              repo: 'ci-builds',
+              workflow_id: 'store-snippets.yml',
+              ref: 'main',
+              inputs: {
+                oidc_token: '${{ steps.oidc.outputs.token }}',
+                base_branch: '${{ needs.build-env.outputs.CORE_BRANCH }}',
+                version: '${{ env.CORE_VER }}',
+                snippets: '${{ env.SNIPPETS }}',
+              },
+            });

.github/workflows/package_tool.yml

@@ -167,3 +167,50 @@ jobs:
           # A failure here means either the build or publish step failed when it was expected to run.
           [ ${{ needs.build-tool.result }} == "success" ] && \
             ( [ ${{ needs.publish-tool.result }} == "success" ] || [ ${{ needs.publish-tool.result }} == "skipped" ] )
+
+  ci-builds-upload:
+    runs-on: ubuntu-latest
+    needs:
+      - setup
+      - build-tool
+      - publish-tool
+      - verify-tool
+    permissions:
+      id-token: write   # required to obtain the OIDC token
+    steps:
+      - uses: actions/download-artifact@v8
+        with:
+          path: tools/
+          pattern: '*.json'
+          merge-multiple: true
+
+      - run: |
+          echo "SNIPPETS<<EOF" >> $GITHUB_ENV
+          jq -cn 'reduce inputs as $i ({}; .[input_filename] = $i)' tools/*.json >> $GITHUB_ENV
+          echo "EOF" >> $GITHUB_ENV
+
+      - name: Get OIDC identity token
+        id: oidc
+        uses: actions/github-script@v9
+        with:
+          script: |
+            const token = await core.getIDToken('arduino/ci-builds');
+            core.setOutput('token', token)
+
+      - name: Store snippets in ci-builds
+        uses: actions/github-script@v9
+        with:
+          github-token: ${{ secrets.CI_BUILDS_TOKEN }}
+          script: |
+            await github.rest.actions.createWorkflowDispatch({
+              owner: 'pillo79',
+              repo: 'ci-builds',
+              workflow_id: 'store-snippets.yml',
+              ref: 'main',
+              inputs: {
+                oidc_token: '${{ steps.oidc.outputs.token }}',
+                base_branch: '${{ needs.setup.outputs.CORE_BRANCH }}',
+                version: '${{ needs.setup.outputs.CORE_VER }}',
+                snippets: '${{ env.SNIPPETS }}',
+              },
+            });