fix: basic memory home env var not respected when project path is changed. (#239)

Signed-off-by: Joe P <joe@basicmemory.com>

src/basic_memory/api/routers/project_router.py

@@ -1,5 +1,6 @@
 """Router for project management."""
 
+import os
 from fastapi import APIRouter, HTTPException, Path, Body
 from typing import Optional
 
@@ -32,40 +33,47 @@ async def get_project_info(
 @project_router.patch("/{name}", response_model=ProjectStatusResponse)
 async def update_project(
     project_service: ProjectServiceDep,
-    project_name: str = Path(..., description="Name of the project to update"),
-    path: Optional[str] = Body(None, description="New path for the project"),
+    name: str = Path(..., description="Name of the project to update"),
+    path: Optional[str] = Body(None, description="New absolute path for the project"),
     is_active: Optional[bool] = Body(None, description="Status of the project (active/inactive)"),
 ) -> ProjectStatusResponse:
     """Update a project's information in configuration and database.
 
     Args:
-        project_name: The name of the project to update
-        path: Optional new path for the project
+        name: The name of the project to update
+        path: Optional new absolute path for the project
         is_active: Optional status update for the project
 
     Returns:
         Response confirming the project was updated
     """
-    try:  # pragma: no cover
+    try:
+        # Validate that path is absolute if provided
+        if path and not os.path.isabs(path):
+            raise HTTPException(status_code=400, detail="Path must be absolute")
+            
         # Get original project info for the response
         old_project_info = ProjectItem(
-            name=project_name,
-            path=project_service.projects.get(project_name, ""),
+            name=name,
+            path=project_service.projects.get(name, ""),
         )
 
-        await project_service.update_project(project_name, updated_path=path, is_active=is_active)
+        if path:
+            await project_service.move_project(name, path)
+        elif is_active is not None:
+            await project_service.update_project(name, is_active=is_active)
 
         # Get updated project info
-        updated_path = path if path else project_service.projects.get(project_name, "")
+        updated_path = path if path else project_service.projects.get(name, "")
 
         return ProjectStatusResponse(
-            message=f"Project '{project_name}' updated successfully",
+            message=f"Project '{name}' updated successfully",
             status="success",
-            default=(project_name == project_service.default_project),
+            default=(name == project_service.default_project),
             old_project=old_project_info,
-            new_project=ProjectItem(name=project_name, path=updated_path),
+            new_project=ProjectItem(name=name, path=updated_path),
         )
-    except ValueError as e:  # pragma: no cover
+    except ValueError as e:
         raise HTTPException(status_code=400, detail=str(e))