FEAT: Stabilize Unified Envelope Architecture & TUI UX

- Fixed background boot crash via --non-interactive flag.
- Implemented robust protocol sanitization (stripped raw streams).
- Refined TUI formatting to display human-readable tool results.
- Fixed opencortex.sh variable shadowing and connection logic.
- Resolved :target field schema validation errors.

mock_daemon.py

@@ -0,0 +1,28 @@
+import socket
+import select
+
+server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+server.bind(('127.0.0.1', 9105))
+server.listen(1)
+print("MOCK DAEMON LIVE ON 9105")
+
+conn, addr = server.accept()
+# 1. Send Handshake
+hello = '(:TYPE :EVENT :PAYLOAD (:ACTION :HANDSHAKE :VERSION \"0.1.0\"))'
+conn.sendall(f"{len(hello):06x}{hello}".encode())
+
+# 2. Receive and Echo
+data = conn.recv(1024).decode()
+print(f"MOCK RECEIVED: {data}")
+if data:
+    payload = data[6:] # Strip hex length
+    # extract message text simple way
+    import re
+    match = re.search(r':TEXT \"([^\"]*)\"', payload)
+    text = match.group(1) if match else "unknown"
+    resp = f'(:TYPE :REQUEST :PAYLOAD (:ACTION :MESSAGE :TEXT \"PYTHON_MOCK_ECHO: {text}\"))'
+    conn.sendall(f"{len(resp):06x}{resp}".encode())
+
+conn.close()
+server.close()