Enable moving own features on MapLibre and switch to raster tiles.

Add feature geometry PATCH API support and update MapLibre demo to use OSM raster tiles, load all public/owned features, and let logged-in users drag their own feature markers to persist new positions.

Made-with: Cursor

internal/http/api_test.go

@@ -308,6 +308,28 @@ func TestCollectionOwnershipIsolation(t *testing.T) {
 	if resp.StatusCode != http.StatusForbidden {
 		t.Fatalf("expected 403, got %d", resp.StatusCode)
 	}
+
+	featureID := createFeatureData["id"].(string)
+
+	patchOwnResp, patchOwnData := patchJSON(t, client, server.URL+"/v1/features/"+featureID, map[string]interface{}{
+		"geometry": map[string]interface{}{
+			"type":        "Point",
+			"coordinates": []float64{-16.6299, 28.4639, 11},
+		},
+	}, user1Token)
+	if patchOwnResp.StatusCode != http.StatusOK {
+		t.Fatalf("owner patch feature status=%d body=%v", patchOwnResp.StatusCode, patchOwnData)
+	}
+
+	patchOtherResp, patchOtherData := patchJSON(t, client, server.URL+"/v1/features/"+featureID, map[string]interface{}{
+		"geometry": map[string]interface{}{
+			"type":        "Point",
+			"coordinates": []float64{-16.6301, 28.4641, 12},
+		},
+	}, user2Token)
+	if patchOtherResp.StatusCode != http.StatusForbidden {
+		t.Fatalf("non-owner patch feature status=%d body=%v", patchOtherResp.StatusCode, patchOtherData)
+	}
 }
 
 func TestAssetLifecycleAndVisibility(t *testing.T) {