Migrate kaizen distribution to Forgejo

CONTRIBUTING.md

@@ -33,7 +33,7 @@ pipx install -e . --force     # global pipx install
 ```
 
 **Consumers (pip install from registry):** see [docs/PACKAGE_RELEASE.md](docs/PACKAGE_RELEASE.md)
-for Gitea PyPI credentials and `--extra-index-url` install paths.
+for the Forgejo PyPI `--extra-index-url` install path.
 
 **Maintainers (release):** `make agents-sync-package` before tagging when `agents/` changes;
 `make package-check` and the pre-tag checklist in `docs/PACKAGE_RELEASE.md`.
@@ -78,7 +78,7 @@ This repository follows PythonVibes best practices:
 - **Type Checking**: MyPy (`mypy src/`)
 - **Testing**: Pytest (`pytest`)
 - **Pre-commit**: `pip install pre-commit && pre-commit install` (see `.pre-commit-config.yaml`)
-- **CI**: Gitea Actions workflow `.gitea/workflows/ci.yml` runs on push/PR to `main`
+- **CI**: Forgejo Actions workflow `.forgejo/workflows/ci.yml` runs on push/PR to `main`
 
 ### Agent Development Standards
 For contributing new agents or improving existing ones:
@@ -136,7 +136,7 @@ We welcome bugs, feature ideas, and adoption experience reports.
 
 - **CLI:** `kaizen-agentic feedback` — lists channels and issue templates
 - **Guide:** [docs/FEEDBACK.md](docs/FEEDBACK.md)
-- **Templates:** `.gitea/ISSUE_TEMPLATE/` (bug, feature, general feedback)
+- **Templates:** `.forgejo/ISSUE_TEMPLATE/` (bug, feature, general feedback)
 
 For cross-repo coordination between custodian agents, use State Hub messages
 (`POST /messages/`) — see session protocol in `.claude/rules/session-protocol.md`.
@@ -178,7 +178,7 @@ We follow continuous improvement principles:
 
 ### Communication
 - Be respectful and constructive in all interactions
-- Use GitHub issues and discussions for project-related communication
+- Use Forgejo issues for project-related communication
 - Share knowledge and help other contributors
 - Follow the project's code of conduct