Fix syntax error in multiserver proxy_tools_call

Replace busy-reject with per-session queue lock

Fix session worker concurrency: single-threaded workers + busy guard

Set proxy read timeout to 50s

Enable concurrent session workers with tool serialization

Update changelog for v2.0.1

Use single-threaded HTTPServer for IDA session workers

Revert on_bound callback, keep allow_reuse_address fix

Fix session worker startup race and port reuse

Align proxy timeout with MCP client timeout

Use threaded HTTP server and increase proxy timeout

Block run_tests execution through py_eval.

Avoid cross-loop reuse of session HTTP clients.

Preserve parse errors for malformed address queries.

Reject BADADDR in cursor helpers.