refactor: flatten padelnomics/padelnomics/ → repo root

git mv all tracked files from the nested padelnomics/ workspace
directory to the git repo root. Merged .gitignore files.
No code changes — pure path rename.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitignore

@@ -1,5 +1,50 @@
+# Personal / project-root
 CLAUDE.md
 .bedrockapikey
 .live-slot
 .worktrees/
+.bedrock-state
+toggle-bedrock.sh
+
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+.venv/
+venv/
+.uv/
+
+# Environment
+.env
+.env.local
+
+# Database
+*.db
+*.db-shm
+*.db-wal
+data/
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Testing
+.pytest_cache/
 .hypothesis/
+.coverage
+htmlcov/
+
+# Build
+dist/
+build/
+*.egg-info/
+
+# Tailwind CSS
+bin/tailwindcss
+web/src/padelnomics/static/css/output.css