WP-0001: feedback channels, CI, pre-commit, telemetry docs

Add kaizen-agentic feedback CLI, Gitea issue templates, CI workflow,
pre-commit hooks, FEEDBACK/TELEMETRY docs, and cross-platform path tests.
Improve CLI registry error messages; remove agents_backup scaffolding.
Apply black formatting across src/tests for CI consistency.

State Hub message sent to agentic-resources for Helix correlation doc link.

.gitea/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,35 @@
+---
+name: Bug report
+about: Report a defect in kaizen-agentic
+title: "[bug] "
+labels: bug
+---
+
+## Summary
+
+<!-- One sentence describing the problem -->
+
+## Steps to reproduce
+
+1.
+2.
+3.
+
+## Expected behavior
+
+## Actual behavior
+
+## Environment
+
+- OS:
+- Python version:
+- kaizen-agentic version (`kaizen-agentic --version`):
+- Install method (pip / editable / other):
+
+## Logs or CLI output
+
+```
+(paste relevant output)
+```
+
+## Additional context