MegaLinter fix

Fix the MegaLinter errors you were given (output contract of megalinter-check: linter keys, error counts, files, sample error lines).

1. Prepare

• If the current branch is the default branch (main/master), create a branch first: git checkout -b megalinter/fix-<topic>.
• Group the errors by linter key. Handle blocking linters (❌) first; mention non-blocking ones (⚠️) to the user but don't fix them unless asked.

2. Load the fix guides — lazily

For each failing linter only, read its fix guide from this skill's directory: linters/<linter_key_lower>.md (e.g. linters/python_ruff.md). The index is in linters/README.md.

Each guide contains a generated block (auto-fix support, config/ignore files, rule documentation URLs, tuning variables, known non-lint failure patterns) and researched fix instructions. Never load guides for linters without errors.

3. Fix

In this order: