ci: rename ci workflow to match template, add sync.yml for templating

Signed-off-by: Robert Waffen <rw@betadots.de>

Author: rwaffen

.github/workflows/ci.yaml .github/workflows/ci.yml.github/workflows/ci.yaml renamed to .github/workflows/ci.yml

@@ -0,0 +1,11 @@
+---
+.github/workflows/ci.yml:
+  matrix_command: bash matrix.sh build
+  matrix_requires_yq: true
+  general_ci_scan_dir: .
+  build_runner: '${{ matrix.runner }}'
+  image_tag: 'ci/r10k-webhook:${{ matrix.source_webhook_go }}'
+  build_platforms: 'linux/${{ matrix.platform }}'
+  build_args:
+    - 'R10K_VERSION=${{ matrix.container_r10k }}'
+    - 'WEBHOOK_GO_VERSION=${{ matrix.source_webhook_go }}'