fix(ci): align test expectations with tool renames, fix ruff lint/format

- test_all_tools: todo→tasks, iching→zen tool name expectations
- ruff: fix import sorting in test files
- ruff: format server.py and batch_tool.py

pkg/hanzo-mcp/hanzo_mcp/server.py

@@ -168,6 +168,7 @@ class HanzoMCPServer:
         # Set hanzo-mcp version on the low-level server (FastMCP doesn't expose this)
         try:
             from importlib.metadata import version as pkg_version
+
             self.mcp._mcp_server.version = pkg_version("hanzo-mcp")
         except Exception:
             self.mcp._mcp_server.version = "0.12.5"

pkg/hanzo-mcp/hanzo_mcp/tools/common/batch_tool.py

@@ -60,7 +60,9 @@ class BatchTool:
 
             tool = self.tools.get(tool_name)
             if tool is None:
-                return _BatchResult(index, tool_name, f"Error: Tool '{tool_name}' not found")
+                return _BatchResult(
+                    index, tool_name, f"Error: Tool '{tool_name}' not found"
+                )
 
             async with semaphore:
                 try:
@@ -74,7 +76,9 @@ class BatchTool:
 
             return _BatchResult(index, tool_name, str(result))
 
-        tasks = [_run(i, invocation) for i, invocation in enumerate(invocations, start=1)]
+        tasks = [
+            _run(i, invocation) for i, invocation in enumerate(invocations, start=1)
+        ]
         results = await asyncio.gather(*tasks)
         results.sort(key=lambda item: item.index)
 

pkg/hanzo-mcp/tests/test_agent_tools_ci.py

@@ -5,8 +5,8 @@ from unittest.mock import Mock
 import pytest
 from hanzo_tools.agent import TOOLS, register_tools
 from hanzo_tools.agent.agent_tool import AgentTool
-from hanzo_tools.agent.zen_tool import ZenTool
 from hanzo_tools.agent.review_tool import ReviewTool
+from hanzo_tools.agent.zen_tool import ZenTool
 
 
 @pytest.fixture

pkg/hanzo-mcp/tests/test_hanzo_mcp_local.py

@@ -13,6 +13,7 @@ from pathlib import Path
 sys.path.insert(0, str(Path(__file__).parent.parent))
 
 import pytest
+
 from hanzo_mcp import __version__
 from hanzo_mcp.server import create_server
 

pkg/hanzo-tools-core/tests/test_all_tools.py

@@ -57,7 +57,7 @@ class TestToolPackages:
         from hanzo_tools.todo import TOOLS
 
         assert len(TOOLS) == 1
-        assert TOOLS[0].name == "todo"
+        assert TOOLS[0].name == "tasks"
 
     def test_reasoning_tools(self):
         """Test hanzo-tools-reasoning has 2 tools."""
@@ -94,13 +94,13 @@ class TestToolPackages:
     def test_agent_tools(self):
         """Test hanzo-tools-agent has 3 tools.
 
-        Core tools: AgentTool, IChingTool, ReviewTool
+        Core tools: AgentTool, ZenTool, ReviewTool
         """
         from hanzo_tools.agent import TOOLS
 
         assert len(TOOLS) == 3, f"Expected 3 agent tools, got {len(TOOLS)}"
         names = {t.name for t in TOOLS}
-        assert names == {"agent", "iching", "review"}
+        assert names == {"agent", "zen", "review"}
 
     def test_jupyter_tools(self):
         """Test hanzo-tools-jupyter has 1 tool."""