feat: add CI/CD workflows and repo configuration

.github/CODEOWNERS

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+# Default owners for everything
+* @ModernRelay
+
+# Action-specific ownership (add team members as needed)
+/agentic-ui-tests/ @ModernRelay
+/db-performance-analyzer/ @ModernRelay
+/dead-code-analyzer/ @ModernRelay
+
+# CI/CD configuration
+/.github/ @ModernRelay

.github/ISSUE_TEMPLATE/bug_report.yml

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+name: Bug Report
+description: Report a bug with one of the actions
+title: "[Bug]: "
+labels: ["bug", "triage"]
+body:
+  - type: dropdown
+    id: action
+    attributes:
+      label: Which action?
+      description: Which action is this bug related to?
+      options:
+        - agentic-ui-tests
+        - db-performance-analyzer
+        - dead-code-analyzer
+        - Other/Multiple
+    validations:
+      required: true
+
+  - type: input
+    id: version
+    attributes:
+      label: Version
+      description: What version of the action are you using?
+      placeholder: "v1.0.0 or v1"
+    validations:
+      required: true
+
+  - type: textarea
+    id: description
+    attributes:
+      label: Bug Description
+      description: A clear description of what the bug is
+      placeholder: Tell us what happened
+    validations:
+      required: true
+
+  - type: textarea
+    id: workflow
+    attributes:
+      label: Workflow Configuration
+      description: Please provide your workflow YAML (redact any secrets)
+      render: yaml
+      placeholder: |
+        - uses: ModernRelay/ralph-claude-code-actions/action-name@v1
+          with:
+            ...
+    validations:
+      required: true
+
+  - type: textarea
+    id: logs
+    attributes:
+      label: Error Logs
+      description: Any relevant error messages or logs
+      render: shell
+
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected Behavior
+      description: What did you expect to happen?
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: false
+contact_links:
+  - name: Documentation
+    url: https://github.com/ModernRelay/ralph-claude-code-actions#readme
+    about: Check the documentation before opening an issue

.github/ISSUE_TEMPLATE/feature_request.yml

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+name: Feature Request
+description: Suggest a new feature or enhancement
+title: "[Feature]: "
+labels: ["enhancement"]
+body:
+  - type: dropdown
+    id: action
+    attributes:
+      label: Which action?
+      description: Which action is this feature for?
+      options:
+        - agentic-ui-tests
+        - db-performance-analyzer
+        - dead-code-analyzer
+        - New action
+        - All actions
+    validations:
+      required: true
+
+  - type: textarea
+    id: problem
+    attributes:
+      label: Problem Statement
+      description: What problem does this feature solve?
+      placeholder: I want to be able to...
+    validations:
+      required: true
+
+  - type: textarea
+    id: solution
+    attributes:
+      label: Proposed Solution
+      description: How would you like this to work?
+    validations:
+      required: true
+
+  - type: textarea
+    id: alternatives
+    attributes:
+      label: Alternatives Considered
+      description: Any alternative solutions you've considered?
+
+  - type: textarea
+    id: context
+    attributes:
+      label: Additional Context
+      description: Any other context, screenshots, or examples?

.github/PULL_REQUEST_TEMPLATE.md

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+## Description
+
+<!-- Brief description of the changes -->
+
+## Related Issue
+
+<!-- Link to related issue if applicable -->
+Fixes #
+
+## Type of Change
+
+- [ ] Bug fix (non-breaking change that fixes an issue)
+- [ ] New feature (non-breaking change that adds functionality)
+- [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
+- [ ] Documentation update
+
+## Actions Modified
+
+- [ ] agentic-ui-tests
+- [ ] db-performance-analyzer
+- [ ] dead-code-analyzer
+- [ ] CI/CD workflows
+- [ ] Documentation only
+
+## Checklist
+
+- [ ] I have tested these changes locally
+- [ ] I have updated the README if needed
+- [ ] I have updated the action.yml inputs/outputs if needed
+- [ ] My changes generate no new warnings
+- [ ] I have added any necessary labels
+
+## Testing
+
+<!-- How did you test these changes? -->
+
+## Screenshots
+
+<!-- If applicable, add screenshots to help explain your changes -->

.github/dependabot.yml

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+version: 2
+updates:
+  # Update GitHub Actions versions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+      day: "monday"
+    open-pull-requests-limit: 5
+    labels:
+      - "dependencies"
+      - "ci/cd"
+    commit-message:
+      prefix: "chore(deps)"
+
+  # Update actions in agentic-ui-tests
+  - package-ecosystem: "github-actions"
+    directory: "/agentic-ui-tests"
+    schedule:
+      interval: "weekly"
+      day: "monday"
+    open-pull-requests-limit: 3
+    labels:
+      - "dependencies"
+      - "agentic-ui-tests"
+    commit-message:
+      prefix: "chore(deps)"
+
+  # Update actions in db-performance-analyzer
+  - package-ecosystem: "github-actions"
+    directory: "/db-performance-analyzer"
+    schedule:
+      interval: "weekly"
+      day: "monday"
+    open-pull-requests-limit: 3
+    labels:
+      - "dependencies"
+      - "db-performance-analyzer"
+    commit-message:
+      prefix: "chore(deps)"
+
+  # Update actions in dead-code-analyzer
+  - package-ecosystem: "github-actions"
+    directory: "/dead-code-analyzer"
+    schedule:
+      interval: "weekly"
+      day: "monday"
+    open-pull-requests-limit: 3
+    labels:
+      - "dependencies"
+      - "dead-code-analyzer"
+    commit-message:
+      prefix: "chore(deps)"

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  validate:
+    name: Validate Actions
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Validate action.yml files
+        run: |
+          echo "🔍 Validating action.yml files..."
+
+          ERRORS=0
+
+          for action_dir in */; do
+            if [ -f "${action_dir}action.yml" ]; then
+              echo "📦 Checking ${action_dir}action.yml"
+
+              # Check YAML syntax
+              if ! python3 -c "import yaml; yaml.safe_load(open('${action_dir}action.yml'))" 2>/dev/null; then
+                echo "❌ Invalid YAML syntax in ${action_dir}action.yml"
+                ERRORS=$((ERRORS + 1))
+              else
+                echo "  ✅ Valid YAML syntax"
+              fi
+
+              # Check required fields
+              if ! grep -q "^name:" "${action_dir}action.yml"; then
+                echo "❌ Missing 'name' field in ${action_dir}action.yml"
+                ERRORS=$((ERRORS + 1))
+              fi
+
+              if ! grep -q "^description:" "${action_dir}action.yml"; then
+                echo "❌ Missing 'description' field in ${action_dir}action.yml"
+                ERRORS=$((ERRORS + 1))
+              fi
+
+              if ! grep -q "^runs:" "${action_dir}action.yml"; then
+                echo "❌ Missing 'runs' field in ${action_dir}action.yml"
+                ERRORS=$((ERRORS + 1))
+              fi
+
+              echo "  ✅ Required fields present"
+            fi
+          done
+
+          if [ $ERRORS -gt 0 ]; then
+            echo ""
+            echo "❌ Found $ERRORS validation error(s)"
+            exit 1
+          fi
+
+          echo ""
+          echo "✅ All action.yml files are valid"
+
+      - name: Check README exists for each action
+        run: |
+          echo "📚 Checking README files..."
+
+          MISSING=0
+
+          for action_dir in */; do
+            if [ -f "${action_dir}action.yml" ]; then
+              if [ ! -f "${action_dir}README.md" ]; then
+                echo "⚠️  Missing README.md in ${action_dir}"
+                MISSING=$((MISSING + 1))
+              else
+                echo "✅ ${action_dir}README.md exists"
+              fi
+            fi
+          done
+
+          if [ $MISSING -gt 0 ]; then
+            echo ""
+            echo "⚠️  $MISSING action(s) missing README.md"
+            exit 1
+          fi
+
+          echo ""
+          echo "✅ All actions have README files"
+
+  lint:
+    name: Lint YAML
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install yamllint
+        run: pip install yamllint
+
+      - name: Create yamllint config
+        run: |
+          cat > .yamllint.yml << 'EOF'
+          extends: default
+          rules:
+            line-length:
+              max: 200
+              level: warning
+            document-start: disable
+            truthy:
+              check-keys: false
+            comments:
+              min-spaces-from-content: 1
+            indentation:
+              spaces: 2
+              indent-sequences: consistent
+          EOF
+
+      - name: Lint YAML files
+        run: |
+          echo "🔍 Linting YAML files..."
+          yamllint -c .yamllint.yml */action.yml .github/workflows/*.yml || true
+          echo "✅ Linting complete"
+
+  summary:
+    name: Action Summary
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Generate action summary
+        run: |
+          echo "## 📦 Actions in this repository" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "| Action | Description |" >> $GITHUB_STEP_SUMMARY
+          echo "|--------|-------------|" >> $GITHUB_STEP_SUMMARY
+
+          for action_dir in */; do
+            if [ -f "${action_dir}action.yml" ]; then
+              ACTION_NAME=$(echo "$action_dir" | sed 's/\///')
+              DESCRIPTION=$(grep "^description:" "${action_dir}action.yml" | head -1 | sed 's/description: *//' | sed 's/"//g')
+              echo "| \`${ACTION_NAME}\` | ${DESCRIPTION} |" >> $GITHUB_STEP_SUMMARY
+            fi
+          done
+
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "---" >> $GITHUB_STEP_SUMMARY
+          echo "✅ CI completed at $(date -u '+%Y-%m-%d %H:%M:%S UTC')" >> $GITHUB_STEP_SUMMARY