add get_recent_activity endpoint

src/basic_memory/api/app.py

@@ -9,6 +9,7 @@ from basic_memory import db
 from .routers import documents
 from .routers import knowledge
 from .routers import discovery
+from .routers.activity_router import router as activity_router
 
 
 @asynccontextmanager
@@ -32,3 +33,4 @@ app = FastAPI(
 app.include_router(knowledge.router)
 app.include_router(documents.router)
 app.include_router(discovery.router)
+app.include_router(activity_router)

src/basic_memory/api/routers/activity_router.py

@@ -0,0 +1,50 @@
+"""Activity router for tracking recent changes."""
+
+from typing import List, Optional
+
+from fastapi import APIRouter, Depends, Query
+from loguru import logger
+
+from basic_memory.deps import get_activity_service
+from basic_memory.services.activity_service import ActivityService
+from basic_memory.schemas.activity import RecentActivity, ActivityType
+
+
+router = APIRouter(
+    prefix="/activity",
+    tags=["activity"]
+)
+
+
+@router.get(
+    "/recent",
+    response_model=RecentActivity,
+    summary="Get recent activity"
+)
+async def get_recent_activity(
+    activity_service: ActivityService = Depends(get_activity_service),
+    timeframe: str = "1d",
+    activity_types: Optional[List[str]] = Query(None),  # Use Query for array params
+    include_content: bool = True
+) -> RecentActivity:
+    """
+    Get recent activity across the knowledge base.
+
+    Args:
+        timeframe: Time window to look back (1h, 1d, 1w, 1m)
+        activity_types: Optional list of types to include
+        include_content: Whether to include full content
+
+    Returns:
+        RecentActivity with changes and summary
+    """
+    logger.debug(
+        f"Getting recent activity (timeframe={timeframe}, "
+        f"types={activity_types}, include_content={include_content})"
+    )
+
+    return await activity_service.get_recent_activity(
+        timeframe=timeframe,
+        activity_types=activity_types,
+        include_content=include_content
+    )