refactor(mcp): modernize imports to use pry_mcp sub-package directly

- api.py, cli.py, mcp_sse.py now import from pry_mcp

- tests import from pry_mcp (snapshot tests still verify mcp_production shim)

api.py

@@ -25,10 +25,10 @@ from deps import advanced, automator, extractor, queue, ratelimiter, scraper
 from errors import (
     PryError,
 )
-from mcp_production import make_fallback_server, register_all
 from mcp_sse import mcp_post_message, mcp_sse_endpoint
 from observability import REQUEST_COUNT, REQUEST_LATENCY, setup_tracing
 from pipeline import get_pipeline
+from pry_mcp import make_fallback_server, register_all
 from routers.advanced import router as advanced_router
 from routers.agency import router as agency_router
 from routers.ai import router as ai_router

cli.py

@@ -393,7 +393,7 @@ if click is not None:
         sys.path.insert(0, ".")
         import asyncio
 
-        from mcp_production import main
+        from pry_mcp import main
 
         asyncio.run(main())
 

mcp_sse.py

@@ -29,7 +29,7 @@ from typing import Any
 from fastapi import HTTPException, Request, Response
 from fastapi.responses import StreamingResponse
 
-from mcp_production import (
+from pry_mcp import (
     register_mcp_notification_observer,
     unregister_mcp_notification_observer,
 )

tests/test_mcp_production.py

@@ -7,7 +7,7 @@
 
 import asyncio
 
-from mcp_production import MCP_PROTOCOL_VERSION, PRY_TOOLS, make_fallback_server, register_all
+from pry_mcp import MCP_PROTOCOL_VERSION, PRY_TOOLS, make_fallback_server, register_all
 
 
 def test_mcp_protocol_version() -> None:

tests/test_x402_mcp_spec.py

@@ -10,7 +10,7 @@ import base64
 import json
 from typing import Any
 
-from mcp_production import (
+from pry_mcp import (
     MCP_PROTOCOL_VERSION,
     PRY_PROMPTS,
     PRY_RESOURCES,