v1.57.3

Changes

• fix(#474): silence duplicate hazard context after the first injected context while preserving dedupe metrics
• fix(#477): prefer .slope/worktrees so Claude Code does not self-configure inside .claude/worktrees

Validation

• pnpm run build
• pnpm run typecheck
• pnpm test
• node dist/cli/index.js validate --skills
• node dist/cli/index.js roadmap validate
• node dist/cli/index.js map --check
• git diff --check
• npm pack --dry-run
• PR #479 checks passed after rerunning an unrelated flaky temp-git CI failure