feat: show original NAS photo paths in local gallery cards

pigway_frame_flow/providers/photo_sources.py

@@ -32,6 +32,7 @@ class PhotoSourceInput(StrictModel):
         "local", "synology-photos", "webdav", "google-drive", "alipan", "baidu"
     ]
     location: str = Field(min_length=1, max_length=2048)
+    nas_root_path: str | None = Field(default=None, max_length=2048, pattern=r"^/")
     recursive: bool = True
     enabled: bool = True
     catalog_limit: int = Field(default=10000, ge=1, le=100000)
@@ -62,6 +63,7 @@ class PhotoItem(StrictModel):
     id: str
     name: str
     caption: dict[str, str] | None = None
+    source_path: str | None = None
     provider_preview: bool = False
     orientation: Literal["landscape", "portrait", "square"] | None = None
     width: int | None = None
@@ -492,6 +494,13 @@ class PhotoSources:
                         "id": str(row["id"]),
                         "name": row["filename"],
                         "provider_preview": True,
+                        "source_path": (
+                            source.nas_root_path.rstrip("/")
+                            + "/"
+                            + relative.lstrip("/")
+                            if source.nas_root_path
+                            else "/" + relative.lstrip("/")
+                        ),
                         "caption": caption if source.folder_caption else None,
                         "width": width,
                         "height": height,