added delete option

src/server/models/anime.py

@@ -295,3 +295,55 @@ class AnimeSettingsRegenerateNfoResponse(BaseModel):
         default_factory=list,
         description="Tags that were missing before regeneration",
     )
+
+
+class DeleteSeriesRequest(BaseModel):
+    """Request payload for DELETE /api/anime/{key}.
+
+    Requires typing exactly 'delete' in confirm_text to prevent accidental deletions.
+    """
+
+    delete_database: bool = Field(
+        default=True,
+        description="Whether to remove the series from the database (default: True)"
+    )
+    delete_folder: bool = Field(
+        default=False,
+        description="Whether to delete the series folder from filesystem (default: False)"
+    )
+    confirm_text: str = Field(
+        ...,
+        description="Must be exactly 'delete' to confirm the operation"
+    )
+
+
+class DeleteSeriesResult(BaseModel):
+    """Result of a delete operation on a series.
+
+    Tracks what was successfully deleted and any errors encountered.
+    """
+
+    success: bool = Field(..., description="Whether the operation succeeded")
+    key: str = Field(..., description="Series key that was deleted")
+    name: str = Field(..., description="Series name at time of deletion")
+    deleted_from_database: bool = Field(
+        default=False,
+        description="Whether the series was removed from the database"
+    )
+    deleted_folder: bool = Field(
+        default=False,
+        description="Whether the folder was deleted from filesystem"
+    )
+    folder_path: Optional[str] = Field(
+        None,
+        description="Path to the folder that was (or would be) deleted"
+    )
+    database_error: Optional[str] = Field(
+        None,
+        description="Error message if database deletion failed"
+    )
+    folder_error: Optional[str] = Field(
+        None,
+        description="Error message if folder deletion failed"
+    )
+    message: str = Field(..., description="Human-readable outcome message")