Merge PR #232: add directory-submissions skill

Resolves marketplace.json conflict (strips ./ prefix, adds directory-submissions, updates count to 37).

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

README.md

@@ -67,6 +67,7 @@ See each skill's **Related Skills** section for the full dependency map.
 | [copy-editing](skills/copy-editing/) | When the user wants to edit, review, or improve existing marketing copy, or refresh outdated content. Also use when the... |
 | [copywriting](skills/copywriting/) | When the user wants to write, rewrite, or improve marketing copy for any page — including homepage, landing pages,... |
 | [customer-research](skills/customer-research/) | When the user wants to conduct, analyze, or synthesize customer research. Use when the user mentions "customer... |
+| [directory-submissions](skills/directory-submissions/) | When the user wants to submit their product to startup, SaaS, AI, agent, MCP, no-code, or review directories for backlinks, domain rating, and discovery. Covers Product Hunt prep, Reviews playbook, GEO, and destination pages strategy. |
 | [email-sequence](skills/email-sequence/) | When the user wants to create or optimize an email sequence, drip campaign, automated email flow, or lifecycle email... |
 | [form-cro](skills/form-cro/) | When the user wants to optimize any form that is NOT signup/registration — including lead capture forms, contact forms,... |
 | [free-tool-strategy](skills/free-tool-strategy/) | When the user wants to plan, evaluate, or build a free tool for marketing purposes — lead generation, SEO value, or... |