feat: import F95 screenshot galleries with AVIF support

backend/app/schemas.py

@@ -1,8 +1,10 @@
 from datetime import datetime
-from typing import Any
+from typing import Annotated, Any
 
 from pydantic import BaseModel, ConfigDict, Field
 
+GalleryHash = Annotated[str, Field(pattern=r"^[0-9a-f]{64}\.webp$")]
+
 
 class ORM(BaseModel):
     model_config = ConfigDict(from_attributes=True)
@@ -97,6 +99,7 @@ class GameOut(ORM):
     tags: list[str]
     engine: str
     cover_hash: str | None
+    gallery_hashes: list[str] = []
     created_at: datetime
     main_version_id: int | None = None
     # version counts visible to the requesting user (filled by the list endpoint)
@@ -114,6 +117,7 @@ class GameIn(BaseModel):
     description: str = ""
     tags: list[str] = []
     cover_hash: str | None = Field(default=None, pattern=r"^[0-9a-f]{64}\.webp$")
+    gallery_hashes: list[GalleryHash] = Field(default_factory=list, max_length=48)
 
 
 class GameUpdateIn(BaseModel):
@@ -121,6 +125,7 @@ class GameUpdateIn(BaseModel):
     description: str | None = None
     tags: list[str] | None = None
     cover_hash: str | None = Field(default=None, pattern=r"^[0-9a-f]{64}\.webp$")
+    gallery_hashes: list[GalleryHash] | None = Field(default=None, max_length=48)
 
 
 class VersionIn(BaseModel):