Add rocks workflows (#4)

.github/ISSUE_TEMPLATE/bug_report.yaml

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+name: Bug Report
+description: Something is not working
+
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for submitting an issue. Please fill in the template below
+        information about the bug you encountered.
+
+  - type: textarea
+    id: summary
+    attributes:
+      label: Summary
+      description: Please explain the bug in a few short sentences.
+      placeholder: Detail the bug here...
+    validations:
+      required: true
+
+  - type: textarea
+    id: what-should-happen
+    attributes:
+      label: What Should Happen Instead?
+      description: Please explain what the expected behavior is.
+      placeholder: Explain the expected outcome...
+    validations:
+      required: true
+
+  - type: textarea
+    id: reproduction-steps
+    attributes:
+      label: Reproduction Steps
+      description: Are you able to consistently reproduce the issue? Please add a list of steps that lead to the bug.
+      placeholder: "1.\n2.\n"
+    validations:
+      required: true
+
+  - type: textarea
+    id: suggest-fix
+    attributes:
+      label: Can you suggest a fix?
+      description: How do you propose that the issue be fixed?
+      placeholder: Suggest a fix if you have one...
+
+  - type: textarea
+    id: contribute-fix
+    attributes:
+      label: Are you interested in contributing with a fix?
+      description: yes/no, or @mention maintainers. Community contributions are welcome.
+      placeholder: Are you willing to contribute a fix?
+
+  - type: markdown
+    attributes:
+      value: Thank you for making the rocks better

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature Request
+about: Suggest a new feature
+---
+
+<!--
+   Thank you for submitting a feature request. Please fill the template below
+   with more details.
+-->
+
+#### Summary
+<!-- Please explain the feature request in a few short sentences. -->
+
+#### Why is this important?
+<!-- Please explain the motivation, how it will be used, etc. -->
+
+#### Are you interested in contributing to this feature?
+<!-- yes/no, or @mention maintainers. -->
+
+
+<!-- Thank you for making Canonical Kubernetes better -->

.github/workflows/cla-check.yaml

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+name: cla-check
+on: [pull_request_target]
+
+jobs:
+  cla-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check if CLA signed
+        uses: canonical/has-signed-canonical-cla@v1

.github/workflows/pull_request.yaml

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+name: Push Multiarch Images
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-push-arch-specifics:
+    name: Build Rocks and Push Arch Specific Images
+    uses: canonical/k8s-workflows/.github/workflows/build_rocks.yaml@main
+    with:
+      owner: ${{ github.repository_owner }}
+      trivy-image-config: "trivy.yaml"
+      multiarch-awareness: true
+      cache-action: ${{ (github.event_name == 'push') && 'save' || 'restore' }}
+      # pinning to use rockcraft 1.3.0 feature `entrypoint-service`
+      rockcraft-revisions: '{"amd64": "1783", "arm64": "1784"}'
+      arch-skipping-maximize-build-space: '["arm64"]'
+      platform-labels: '{"arm64": ["Ubuntu_ARM64_4C_16G_01"]}'
+  run-tests:
+    uses: canonical/k8s-workflows/.github/workflows/run_tests.yaml@feat/rock-tests
+    needs: [build-and-push-arch-specifics]
+    secrets: inherit
+    with:
+      rock-metas: ${{ needs.build-and-push-arch-specifics.outputs.rock-metas }}
+  scan-images:
+    uses: canonical/k8s-workflows/.github/workflows/scan_images.yaml@main
+    needs: [build-and-push-arch-specifics]
+    secrets: inherit
+    with:
+      upload-result: ${{ github.event_name == 'push' }}
+      images: ${{ needs.build-and-push-arch-specifics.outputs.images }}
+      trivy-image-config: ./trivy.yaml
+  build-and-push-multiarch-manifest:
+    name: Combine Rocks and Push Multiarch Manifest
+    uses: canonical/k8s-workflows/.github/workflows/assemble_multiarch_image.yaml@main
+    needs: [build-and-push-arch-specifics]
+    with:
+      rock-metas: ${{ needs.build-and-push-arch-specifics.outputs.rock-metas }}
+      dry-run: ${{ github.event_name != 'push' }}