fix: extract Teams URL via regex to support 'Teilnahmeinfos kopieren' format

main.py

@@ -10,10 +10,13 @@ Post !start "Presenter Name" and !stop in the chat to define a time window.
 A Markdown memo is saved to the current directory when the window closes.
 """
 import platform
+import re
 import subprocess
 import sys
 from pathlib import Path
 
+_TEAMS_URL_RE = re.compile(r'https://teams(?:\.live)?\.microsoft\.com/\S+')
+
 sys.path.insert(0, str(Path(__file__).parent / "src"))
 
 from playwright.sync_api import sync_playwright
@@ -44,17 +47,23 @@ def _read_clipboard() -> str:
     return ""
 
 
+def _extract_teams_url(text: str) -> str | None:
+    m = _TEAMS_URL_RE.search(text)
+    return m.group(0) if m else None
+
+
 def _get_meeting_url() -> str | None:
     if len(sys.argv) > 1:
-        url = sys.argv[1].strip()
-        if "teams.microsoft.com" in url or "teams.live.com" in url:
+        url = _extract_teams_url(sys.argv[1])
+        if url:
             print(f"Meeting-URL aus Argument: {url[:60]}...")
             return url
 
     clip = _read_clipboard()
-    if "teams.microsoft.com" in clip or "teams.live.com" in clip:
-        print(f"Meeting-URL aus Clipboard: {clip[:60]}...")
-        return clip
+    url = _extract_teams_url(clip)
+    if url:
+        print(f"Meeting-URL aus Clipboard: {url[:60]}...")
+        return url
 
     return None