dev: one-command local calls stack (LiveKit + JWT issuer + voice-limit guard + https well-known) and a seeded voice room

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01PPmy3tPq869XDW4njjVaKA

scripts/dev-seed.py

@@ -1,11 +1,15 @@
 #!/usr/bin/env python3
-"""Seed the local dev homeserver (scripts/dev-homeserver.sh) with two users
-and a busy unencrypted room: alice + bob, "Busy Room", N messages, one image
-every 10th message. Idempotent for the users; every run creates a new room.
+"""Seed the local dev homeserver (scripts/dev-homeserver.sh) with two users,
+a busy unencrypted room and a voice room: alice + bob, "Busy Room" (N
+messages, one image every 10th), "Voice Lounge" (org.matrix.msc3417.call with
+the call-member power level Lotus applies). Makes alice a server admin (the
+voice-limit guard reads room state through the admin API) and writes her
+token to .dev-homeserver/admin.token for `dev-homeserver.sh calls`.
+Idempotent for the users; every run creates new rooms.
 
     python3 scripts/dev-seed.py [N=400]
 """
-import json, struct, sys, time, urllib.error, urllib.parse, urllib.request, zlib
+import json, os, sqlite3, struct, sys, time, urllib.error, urllib.parse, urllib.request, zlib
 
 HS = "http://127.0.0.1:8008"
 PASSWORD = "password123"
@@ -56,7 +60,22 @@ def main():
             content = {"msgtype": "m.text", "body": f"message #{i}"}
         txn += 1
         req("PUT", f"/_matrix/client/v3/rooms/{urllib.parse.quote(room)}/send/m.room.message/{txn}", content, tok)
-    print(json.dumps({"room": room, "alice": alice["user_id"], "bob": bob["user_id"], "count": n}))
+    voice = req("POST", "/_matrix/client/v3/createRoom", {
+        "name": "Voice Lounge", "preset": "public_chat",
+        "creation_content": {"type": "org.matrix.msc3417.call"},
+        "initial_state": [{"type": "org.matrix.msc3401.call", "state_key": "", "content": {}}],
+        "power_level_content_override": {"events": {"org.matrix.msc3401.call.member": 0}},
+    }, ta)["room_id"]
+    req("POST", f"/_matrix/client/v3/join/{urllib.parse.quote(voice)}", {}, tb)
+    # admin flag for the guard (takes effect for tokens issued after a Synapse restart-free
+    # cache miss; the guard only needs it for the admin state API)
+    here = os.path.dirname(os.path.abspath(__file__))
+    db = os.path.join(here, "..", ".dev-homeserver", "homeserver.db")
+    if os.path.exists(db):
+        c = sqlite3.connect(db); c.execute("UPDATE users SET admin=1 WHERE name=?", (alice["user_id"],)); c.commit(); c.close()
+        with open(os.path.join(here, "..", ".dev-homeserver", "admin.token"), "w") as f:
+            f.write(ta)
+    print(json.dumps({"room": room, "voice_room": voice, "alice": alice["user_id"], "bob": bob["user_id"], "count": n}))
 
 
 if __name__ == "__main__":