feat: update docker and pipeline

- Add workflow to publish to GHCR
- Add workflow to build Docker image
- Add zap2xmlrc config example
- Update Dockerfile to run continuously

.github/ISSUE_TEMPLATE/feature-request.md

@@ -0,0 +1,12 @@
+---
+name: 🚀 Feature request
+about: Suggest a new idea
+---
+
+### Description
+
+<!-- Describe the feature here. -->
+
+### Possible solution
+
+<!-- Describe the possible solution here. -->