Add CI with chart matrix

.github/workflows/ci.yaml

@@ -0,0 +1,56 @@
+name: ci
+
+on:
+  # Run on all PRs
+  pull_request:
+
+jobs:
+  detect-changes:
+    runs-on: ubuntu-latest
+
+    outputs:
+      charts: |
+        [
+          {"name": "aserto", "modified": ${{ steps.changes.outputs.aserto == 'true' }} },
+          {"name": "aserto-lib", "modified": ${{ steps.changes.outputs.aserto-lib == 'true' }} },
+          {"name": "authorizer", "modified": ${{ steps.changes.outputs.authorizer == 'true' }} },
+          {"name": "console", "modified": ${{ steps.changes.outputs.console == 'true' }} },
+          {"name": "directory", "modified": ${{ steps.changes.outputs.directory == 'true' }} },
+          {"name": "discovery", "modified": ${{ steps.changes.outputs.discovery == 'true' }} },
+          {"name": "scim", "modified": ${{ steps.changes.outputs.scim == 'true' }} }
+        ]
+
+    steps:
+      -
+        name: Find changed charts
+        id: changes
+        uses: dorny/paths-filter@v3
+        with:
+          filters: |
+            aserto:
+              - 'aserto/**'
+            aserto_lib:
+              - 'aserto-lib/**'
+            authorizer:
+              - 'authorizer/**'
+            console:
+              - 'console/**'
+            directory:
+              - 'directory/**'
+            discovery:
+              - 'discovery/**'
+            scim:
+              - 'scim/**'
+
+  test-changes:
+    runs-on: ubuntu-latest
+    needs: detect-changes
+    strategy:
+      matrix:
+        chart: ${{ fromJSON(needs.detect-changes.outputs.charts) }}
+
+    steps:
+      -
+        name: Lint ${{ matrix.chart.name }}
+        run: |
+          echo "Linting ${{ matrix.chart.name }}. Modified: ${{ matrix.chart.modified }}"