Added project page viewer and editor

backend/app/schemas/archive.py

@@ -65,3 +65,52 @@ class ArchiveStats(BaseModel):
     total_cost: float
     prints_by_filament_type: dict
     prints_by_printer: dict
+
+
+class ProjectPageImage(BaseModel):
+    """Image embedded in 3MF project page."""
+    name: str
+    path: str  # Path within 3MF
+    url: str  # API URL to fetch image
+
+
+class ProjectPageResponse(BaseModel):
+    """Project page data extracted from 3MF file."""
+    # Model info
+    title: str | None = None
+    description: str | None = None  # HTML content
+    designer: str | None = None
+    designer_user_id: str | None = None
+    license: str | None = None
+    copyright: str | None = None
+    creation_date: str | None = None
+    modification_date: str | None = None
+    origin: str | None = None  # "original" or "remix"
+
+    # Profile info
+    profile_title: str | None = None
+    profile_description: str | None = None
+    profile_cover: str | None = None
+    profile_user_id: str | None = None
+    profile_user_name: str | None = None
+
+    # MakerWorld info
+    design_model_id: str | None = None
+    design_profile_id: str | None = None
+    design_region: str | None = None
+
+    # Images
+    model_pictures: list[ProjectPageImage] = []
+    profile_pictures: list[ProjectPageImage] = []
+    thumbnails: list[ProjectPageImage] = []
+
+
+class ProjectPageUpdate(BaseModel):
+    """Update project page data in 3MF file."""
+    title: str | None = None
+    description: str | None = None
+    designer: str | None = None
+    license: str | None = None
+    copyright: str | None = None
+    profile_title: str | None = None
+    profile_description: str | None = None