feat: expand to 339+ curated skills (v0.3.0)

- Added 175 new high-quality skills across all categories
- 14 distinct categories: AI, Search, Productivity, Dev, Marketing, Media, Finance, Communication, Smart Home, Memory, Security, Data, Social, Other
- Updated all language READMEs and SKILL.md
- Weekly update by MyClaw.ai

skills/google-search/.clawhub/origin.json

@@ -0,0 +1,7 @@
+{
+  "version": 1,
+  "registry": "https://clawhub.ai",
+  "slug": "google-search",
+  "installedVersion": "1.0.0",
+  "installedAt": 1773229704719
+}

skills/google-search/SKILL.md

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+---
+name: google-search
+description: Search the web using Google Custom Search Engine (PSE). Use this when you need live information, documentation, or to research topics and the built-in web_search is unavailable.
+---
+
+# Google Search Skill
+
+This skill allows OpenClaw agents to perform web searches via Google's Custom Search API (PSE).
+
+## Setup
+
+1.  **Google Cloud Console:** Create a project and enable the "Custom Search API".
+2.  **API Key:** Generate an API Key.
+3.  **Search Engine ID (CX):** Create a Programmable Search Engine at [cse.google.com](https://cse.google.com/cse/all), and get your CX ID.
+4.  **Environment:** Store your credentials in a `.env` file in your workspace:
+    ```
+    GOOGLE_API_KEY=your_key_here
+    GOOGLE_CSE_ID=your_cx_id_here
+    ```
+
+## Workflow
+... (rest of file)
+
+## Example Usage
+
+```bash
+GOOGLE_API_KEY=xxx GOOGLE_CSE_ID=yyy python3 skills/google-search/scripts/search.py "OpenClaw documentation"
+```

skills/google-search/_meta.json

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+{
+  "ownerId": "kn7ey18zr9mrrcpfc4zwy1brzd80bwjm",
+  "slug": "google-search",
+  "version": "1.0.0",
+  "publishedAt": 1769909754813
+}

skills/google-search/scripts/search.py

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+import sys
+import json
+import requests
+import os
+
+def google_search(query, api_key, cse_id, num_results=5):
+    url = "https://www.googleapis.com/customsearch/v1"
+    params = {
+        'q': query,
+        'key': api_key,
+        'cx': cse_id,
+        'num': num_results
+    }
+    response = requests.get(url, params=params)
+    response.raise_for_status()
+    return response.json()
+
+if __name__ == "__main__":
+    if len(sys.argv) < 2:
+        print("Usage: python google_search.py <query> [num_results]")
+        sys.exit(1)
+
+    query = sys.argv[1]
+    num_results = int(sys.argv[2]) if len(sys.argv) > 2 else 5
+    
+    # We will pass these via env vars for security
+    api_key = os.getenv("GOOGLE_API_KEY")
+    cse_id = os.getenv("GOOGLE_CSE_ID")
+
+    if not api_key or not cse_id:
+        print("Error: GOOGLE_API_KEY and GOOGLE_CSE_ID must be set in environment.")
+        sys.exit(1)
+
+    try:
+        results = google_search(query, api_key, cse_id, num_results)
+        print(json.dumps(results, indent=2))
+    except Exception as e:
+        print(f"Error: {str(e)}")
+        sys.exit(1)