initial - add implementation for simple crowdsec app to list and delete non-CAPI decisions

app/api.py

@@ -0,0 +1,22 @@
+from fastapi import APIRouter, HTTPException
+from app.crowdsec_api import list_decisions, delete_decision
+
+router = APIRouter()
+
+
+@router.get("/decisions")
+async def get_decisions():
+    try:
+        decisions = await list_decisions()
+        return {"decisions": decisions}
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+
+
+@router.delete("/decisions/{ip}")
+async def remove_decision(ip: str):
+    try:
+        await delete_decision(ip)
+        return {"status": "deleted", "ip": ip}
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))