add hermes skill docs and todo script

add_todo.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python3
+import json
+import os
+import sys
+import urllib.request
+
+def main():
+    if len(sys.argv) < 2:
+        print(json.dumps({"ok": False, "error": "missing title"}, ensure_ascii=False))
+        return
+
+    url = os.environ.get("N8N_TODO_WEBHOOK_URL")
+    if not url:
+        print(json.dumps({"ok": False, "error": "N8N_TODO_WEBHOOK_URL not set"}, ensure_ascii=False))
+        return
+
+    title = sys.argv[1]
+    due = sys.argv[2] if len(sys.argv) > 2 else ""
+    reminder = sys.argv[3] if len(sys.argv) > 3 else due
+
+    payload = {
+        "title": title,
+        "due": due,
+        "reminder": reminder,
+    }
+
+    req = urllib.request.Request(
+        url,
+        data=json.dumps(payload).encode("utf-8"),
+        headers={"Content-Type": "application/json"},
+        method="POST",
+    )
+
+    with urllib.request.urlopen(req, timeout=20) as resp:
+        print(resp.read().decode("utf-8", "ignore"))
+
+if __name__ == "__main__":
+    main()