Slim index.json to name+path only, fix plugin domain loading

- index.json: 463KB -> 84KB (name+path only, single cybersecurity domain)
- update-index.yml: generates compact slim index on every push
- marketplace.json + plugin.json: update skill count 607+ to 753

.claude-plugin/marketplace.json

@@ -5,7 +5,7 @@
     "email": "mukul975@users.noreply.github.com"
   },
   "metadata": {
-    "description": "607+ cybersecurity skills for AI agents and security practitioners covering web security, pentesting, forensics, threat intelligence, cloud security, and more.",
+    "description": "753 cybersecurity skills for AI agents and security practitioners covering web security, pentesting, forensics, threat intelligence, cloud security, and more.",
     "version": "1.0.0"
   },
   "plugins": [

.claude-plugin/plugin.json

@@ -1,5 +1,5 @@
 {
   "name": "cybersecurity-skills",
-  "description": "607+ cybersecurity skills covering web security, pentesting, DFIR, threat intelligence, cloud security, malware analysis, and more.",
+  "description": "753 cybersecurity skills covering web security, pentesting, DFIR, threat intelligence, cloud security, malware analysis, and more.",
   "version": "1.0.0"
 }

.github/workflows/update-index.yml

@@ -19,68 +19,34 @@ jobs:
       - name: Regenerate index.json
         run: |
           python3 << 'EOF'
-          import os, json, re
+          import os, json
           from datetime import datetime, timezone
-          from collections import Counter
 
           skills_dir = "skills"
           skills = []
-          subdomain_counts = Counter()
-          tag_counter = Counter()
 
           for skill_name in sorted(os.listdir(skills_dir)):
               skill_md = os.path.join(skills_dir, skill_name, "SKILL.md")
               if not os.path.isfile(skill_md):
                   continue
-              with open(skill_md, "r", encoding="utf-8") as f:
-                  content = f.read()
-              fm_match = re.match(r"^---\n(.*?)\n---", content, re.DOTALL)
-              if not fm_match:
-                  continue
-              fm = fm_match.group(1)
-              def get_field(field, text):
-                  m = re.search(rf"^{field}:\s*(.+)$", text, re.MULTILINE)
-                  return m.group(1).strip().strip('"') if m else ""
-              def get_tags(text):
-                  m = re.search(r"^tags:\s*\[(.+)\]", text, re.MULTILINE)
-                  return [t.strip() for t in m.group(1).split(",")] if m else []
-
-              tags = get_tags(fm)
-              subdomain = get_field("subdomain", fm)
-              subdomain_counts[subdomain] += 1
-              for t in tags:
-                  tag_counter[t] += 1
-
               skills.append({
-                  "name": get_field("name", fm),
-                  "description": get_field("description", fm),
-                  "domain": "cybersecurity",
-                  "subdomain": subdomain,
-                  "tags": tags,
-                  "version": get_field("version", fm) or "1.0",
-                  "author": "mukul975",
-                  "license": "Apache-2.0",
+                  "name": skill_name,
                   "path": f"skills/{skill_name}"
               })
 
-          top_tags = sorted(tag_counter.items(), key=lambda x: -x[1])[:20]
           index = {
               "version": "1.0.0",
               "generated_at": datetime.now(timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ"),
               "repository": "https://github.com/mukul975/Anthropic-Cybersecurity-Skills",
+              "domain": "cybersecurity",
               "total_skills": len(skills),
-              "total_domains": 1,
-              "total_subdomains": len(subdomain_counts),
-              "domain_stats": {"cybersecurity": len(skills)},
-              "subdomain_stats": dict(subdomain_counts),
-              "top_tags": [{"tag": t, "count": c} for t, c in top_tags],
               "skills": skills
           }
 
           with open("index.json", "w", encoding="utf-8") as f:
-              json.dump(index, f, indent=2)
+              json.dump(index, f, separators=(',', ':'))
 
-          print(f"Updated index.json: {len(skills)} skills, {len(subdomain_counts)} subdomains")
+          print(f"Updated index.json: {len(skills)} skills")
           EOF
 
       - name: Commit updated index