feat: expose explicit source conflicts

apps/api/app/activity.py

@@ -80,6 +80,7 @@ def activity_rows(
             sources=coordinate_sources,
             coordinate_precision=coordinate_precision,
             coordinate_sources=coordinate_sources,
+            source_conflicts=_source_conflicts(items),
         ))
     return sorted(result, key=lambda row: (row.activity_score, row.last_confirmed_at), reverse=True)
 
@@ -95,6 +96,16 @@ def _source_system(report: CatchReport) -> str:
     return "manual-import"
 
 
+def _source_conflicts(reports: list[CatchReport]) -> list[str]:
+    conflicts: set[str] = set()
+    for report in reports:
+        provenance = (report.raw_payload or {}).get("provenance", {})
+        values = provenance.get("conflicts", []) if isinstance(provenance, dict) else []
+        if isinstance(values, list):
+            conflicts.update(str(value).strip() for value in values if str(value).strip())
+    return sorted(conflicts)
+
+
 def _coordinate_precision(report: CatchReport) -> str:
     provenance = (report.raw_payload or {}).get("provenance", {})
     value = provenance.get("coordinate_precision") if isinstance(provenance, dict) else None

apps/api/app/routers/activity.py

@@ -7,7 +7,7 @@ from fastapi import APIRouter, HTTPException, Query, Response
 from sqlalchemy import func, select
 from sqlalchemy.orm import Session, joinedload, selectinload
 
-from ..activity import activity_rows
+from ..activity import _source_conflicts, activity_rows
 from ..config import settings
 from ..dependencies import Db
 from ..models import CatchReport, ModerationStatus, SourceType, Spot, Waterbody
@@ -76,7 +76,7 @@ def spot_detail(spot_id: UUID, db: Db) -> SpotOut:
     precisions = [item.get("coordinate_precision") for item in provenance]
     precision = max((value for value in precisions if value in {"exact", "approximate", "area", "missing"}), key={"exact": 0, "approximate": 1, "area": 2, "missing": 3}.get, default="exact")
     sources = sorted({str(item.get("source_system")) for item in provenance if item.get("source_system")}) or ["players"]
-    return SpotOut(id=spot.id, waterbody_slug=spot.waterbody.slug, waterbody=spot.waterbody.name_ru, x=spot.x, y=spot.y, description=spot.description, catches_24h=count_since(timedelta(hours=24)), catches_3d=count_since(timedelta(days=3)), catches_7d=count_since(timedelta(days=7)), top_baits=[name for name, _ in bait_counts.most_common(5)], coordinate_precision=precision, coordinate_sources=sources)
+    return SpotOut(id=spot.id, waterbody_slug=spot.waterbody.slug, waterbody=spot.waterbody.name_ru, x=spot.x, y=spot.y, description=spot.description, catches_24h=count_since(timedelta(hours=24)), catches_3d=count_since(timedelta(days=3)), catches_7d=count_since(timedelta(days=7)), top_baits=[name for name, _ in bait_counts.most_common(5)], coordinate_precision=precision, coordinate_sources=sources, source_conflicts=_source_conflicts(reports))
 
 
 def _report_source(report: CatchReport) -> str:

apps/api/app/schemas.py

@@ -102,6 +102,7 @@ class ActivityOut(BaseModel):
     sources: list[str]
     coordinate_precision: str
     coordinate_sources: list[str]
+    source_conflicts: list[str] = Field(default_factory=list)
 
 
 class PaginatedActivityOut(BaseModel):
@@ -160,6 +161,7 @@ class SpotOut(BaseModel):
     top_baits: list[str]
     coordinate_precision: str
     coordinate_sources: list[str]
+    source_conflicts: list[str] = Field(default_factory=list)
 
 
 class OfficialRecordOut(BaseModel):