fix: update repo references from jwm4 to ambient-code (#3)

Update remaining references to the old jwm4 repo:
- review_roadmap/main.py: footer link in generated roadmaps
- tests/test_main.py: test assertion for footer URL
- ADR/phase4_plan.md: pip install example URL

Author: jwm4

ADR/phase4_plan.md

@@ -167,7 +167,7 @@ This document outlines potential future improvements for review-roadmap and disc
 2. **Development velocity concern is manageable:**
    - Use `pip install -e .` locally for development
    - Only publish releases for stable milestones
-   - Users can still install from git for bleeding-edge: `pip install git+https://github.com/jwm4/review-roadmap.git`
+   - Users can still install from git for bleeding-edge: `pip install git+https://github.com/ambient-code/review-roadmap.git`
 3. **GitHub Actions will be much cleaner** with PyPI (one-liner install vs. checkout + setup)
 4. **Migration pitch is stronger** with: "Here's a working PyPI package with GitHub Actions integration that's already helping developers"
 

review_roadmap/main.py

@@ -23,7 +23,7 @@ def format_pr_comment(roadmap_content: str) -> str:
 
     header = f"""🗺️ **Auto-Generated Review Roadmap**
 
-> This roadmap was automatically generated by [review-roadmap](https://github.com/jwm4/review-roadmap).
+> This roadmap was automatically generated by [review-roadmap](https://github.com/ambient-code/review-roadmap).
 > Model: `{provider}/{model}`
 
 ---

tests/test_main.py

@@ -27,7 +27,7 @@ def test_format_pr_comment_structure(self):
             assert "🗺️ **Auto-Generated Review Roadmap**" in result
 
             # Check attribution link
-            assert "https://github.com/jwm4/review-roadmap" in result
+            assert "https://github.com/ambient-code/review-roadmap" in result
 
             # Check model info format (provider/model)
             assert "anthropic/claude-sonnet-4-20250514" in result