Release v1.64.0: claude-usage-analyst, bilibili-source + skill updates · daymade/claude-code-skills

Cumulative release since v1.60.1. Catalog now at 63 skills, metadata 1.64.0.

✨ New Skills

claude-usage-analyst — turns local ccusage data into a human-readable explanation of Claude Code / Claude Desktop token usage, cost, quota burn, and cache pressure (suite: daymade-claude-code).
bilibili-source — login-free fetch of comprehensive Bilibili (B站) video data (stats, UP fans, tags, per-part cids, full danmaku) in one view/detail call.

skill-creator v1.2.0 — five incident-distilled authoring rules + a "Phase 9 实战案例库"; quick_validate self-fix.
debugging-network-issues v1.2.0 — Cloudflare-524 upload-timeout case study, Step 0.6 upload-vs-processing recipe, cognitive Traps 10 & 12.
macos-cleaner v1.2.0 — progressive-disclosure refactor + safety guidance aligned to "user runs cleanup, never auto-execute" (thanks @geniusart, #84).
tunnel-doctor v1.6.0 — TUN measurement-contamination diagnostics.
pdf-creator — new `warm-terra-menu` theme for 2-column long-text menus.

SKILL.md frontmatter strict-YAML validity (codex compatibility) — tunnel-doctor, benchmark-due-diligence, pdf-creator.