Add skill definitions (SKILL.md + run.py) for all agent tools

skills/fetch_url/run.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+import sys
+import json
+import re
+import urllib.request
+from html.parser import HTMLParser
+
+args = json.loads(sys.stdin.read())
+url = args.get("url", "")
+
+
+class TextExtractor(HTMLParser):
+    def __init__(self):
+        super().__init__()
+        self.text = []
+        self._skip = False
+
+    def handle_starttag(self, tag, attrs):
+        if tag in ("script", "style", "noscript"):
+            self._skip = True
+
+    def handle_endtag(self, tag):
+        if tag in ("script", "style", "noscript"):
+            self._skip = False
+        if tag in ("p", "br", "div", "h1", "h2", "h3", "h4", "li", "tr"):
+            self.text.append("\n")
+
+    def handle_data(self, data):
+        if not self._skip:
+            self.text.append(data)
+
+
+try:
+    req = urllib.request.Request(url, headers={"User-Agent": "fireclaw-agent"})
+    with urllib.request.urlopen(req, timeout=15) as resp:
+        content_type = resp.headers.get("Content-Type", "")
+        raw = resp.read(50_000).decode("utf-8", errors="replace")
+
+    if "html" in content_type:
+        parser = TextExtractor()
+        parser.feed(raw)
+        text = "".join(parser.text)
+    else:
+        text = raw
+
+    text = re.sub(r"\n{3,}", "\n\n", text).strip()
+    if len(text) > 3000:
+        text = text[:3000] + "\n[truncated]"
+    print(text or "[empty page]")
+except Exception as e:
+    print(f"[fetch error: {e}]")