Add birdcage-mcp FastMCP server for satellite dish control

34 tools (connection, movement, signal, system, satellite, console),
5 resources, 3 prompts. Backed by DemoDevice for offline testing.
46 tests passing against the demo backend via run_server_async.

mcp/tests/test_console.py

@@ -0,0 +1,56 @@
+"""Tests for raw console tool (safety-gated)."""
+
+import pytest
+from conftest import parse_result
+from fastmcp import Client
+
+
+@pytest.mark.anyio
+async def test_send_raw_command(mcp_client: Client):
+    result = await mcp_client.call_tool(
+        "send_raw_command", {"command": "?"}
+    )
+    data = parse_result(result)
+    assert "response" in data
+    assert "Available commands" in data["response"]
+
+
+@pytest.mark.anyio
+async def test_q_command_blocked(mcp_client: Client):
+    result = await mcp_client.call_tool(
+        "send_raw_command", {"command": "q"}
+    )
+    data = parse_result(result)
+    assert data["blocked"] is True
+    assert "power cycle" in data["error"]
+
+
+@pytest.mark.anyio
+async def test_q_command_blocked_with_whitespace(mcp_client: Client):
+    result = await mcp_client.call_tool(
+        "send_raw_command", {"command": "  Q  "}
+    )
+    data = parse_result(result)
+    assert data["blocked"] is True
+
+
+@pytest.mark.anyio
+async def test_submenu_navigation(mcp_client: Client):
+    result = await mcp_client.call_tool(
+        "send_raw_command", {"command": "mot"}
+    )
+    data = parse_result(result)
+    assert "MOT>" in data["response"]
+
+
+@pytest.mark.anyio
+async def test_raw_motor_query(mcp_client: Client):
+    # Enter mot submenu first
+    await mcp_client.call_tool("send_raw_command", {"command": "mot"})
+    # Query position
+    result = await mcp_client.call_tool(
+        "send_raw_command", {"command": "a"}
+    )
+    data = parse_result(result)
+    assert "Angle[0]" in data["response"]
+    assert "Angle[1]" in data["response"]