Bootstrap tamq local tmux agent message queue

Assistant: codex
Assistant-Model: gpt-5.6-sol
Assistant-Session: 01a02f34-ead4-7a60-85cd-d7f08e22fa0e

src/tamq/routing.py

@@ -0,0 +1,20 @@
+from __future__ import annotations
+
+import re
+from dataclasses import dataclass
+
+ADDRESS = re.compile(r"^@([a-z0-9][a-z0-9._-]*):(?:[ \t]*)(.+)$", re.IGNORECASE)
+
+
+@dataclass(frozen=True)
+class RoutedMessage:
+    target_repo: str
+    body: str
+
+
+def parse_address_line(line: str) -> RoutedMessage | None:
+    """Parse one complete direct-address line; ordinary input returns None."""
+    match = ADDRESS.match(line.rstrip("\r\n"))
+    if not match:
+        return None
+    return RoutedMessage(target_repo=match.group(1), body=match.group(2))