feat: flat design Sunset Glitch + download manager + settings + recommendations overhaul

- Sunset Glitch color palette applied to all templates
- Font Awesome icons throughout UI
- Download manager with parallel queue and progress tracking
- Settings page with dynamic configuration
- Recommendations router enhanced with scoring
- Local vendor libs (Alpine.js, HTMX) for offline support
- Auto test suite with screenshots
- Series releases list component
- New download model

app/models/__init__.py

@@ -70,3 +70,4 @@ from .watchlist import WatchlistItemTable, WatchlistSettingsTable
 from .favorites import FavoriteTable
 from .sonarr import SonarrMappingTable, SonarrConfigTable
 from .settings import AppSettingsTable
+from .download import DownloadTaskTable

app/models/download.py

@@ -0,0 +1,40 @@
+"""Models for download task persistence with SQLModel support"""
+import uuid
+from typing import Optional
+from datetime import datetime
+from sqlmodel import SQLModel, Field, Column, String
+from enum import Enum
+
+
+class DownloadStatus(str, Enum):
+    PENDING = "pending"
+    DOWNLOADING = "downloading"
+    PAUSED = "paused"
+    COMPLETED = "completed"
+    FAILED = "failed"
+    CANCELLED = "cancelled"
+
+
+class DownloadTaskTable(SQLModel, table=True):
+    """Database table for persisting download tasks across server restarts."""
+    __tablename__ = "download_tasks"
+
+    id: str = Field(
+        default_factory=lambda: str(uuid.uuid4()),
+        primary_key=True,
+        index=True,
+        nullable=False,
+    )
+    url: str = Field(default="", sa_column=Column(String))
+    filename: str = Field(sa_column=Column(String))
+    host: str = Field(default="other", sa_column=Column(String))
+    status: str = Field(default="pending", sa_column=Column(String))
+    progress: float = Field(default=0.0)
+    downloaded_bytes: int = Field(default=0)
+    total_bytes: Optional[int] = Field(default=None)
+    speed: float = Field(default=0.0)
+    error: Optional[str] = Field(default=None, sa_column=Column(String))
+    created_at: datetime = Field(default_factory=datetime.now)
+    started_at: Optional[datetime] = Field(default=None)
+    completed_at: Optional[datetime] = Field(default=None)
+    file_path: Optional[str] = Field(default=None, sa_column=Column(String))

app/models/settings.py

@@ -27,6 +27,13 @@ class AppSettingsBase(SQLModel):
 
     # #12: Custom download directory
     download_dir: str = Field(default="downloads")
+
+    # #13: Content weight mode ("auto" = based on download habits, "manual" = user-defined)
+    content_weight_mode: str = Field(default="auto", sa_column=Column(String))
+
+    # #14: Manual content weights (used when content_weight_mode = "manual")
+    content_weight_anime: int = Field(default=2)
+    content_weight_series: int = Field(default=1)
     
     @property
     def disabled_providers(self) -> List[str]:
@@ -64,6 +71,9 @@ class AppSettings(BaseModel):
     anime_enabled: bool = True
     series_enabled: bool = True
     download_dir: str = "downloads"
+    content_weight_mode: str = "auto"
+    content_weight_anime: int = 2
+    content_weight_series: int = 1
     
     class Config:
         from_attributes = True
@@ -79,3 +89,6 @@ class AppSettingsUpdate(BaseModel):
     anime_enabled: Optional[bool] = None
     series_enabled: Optional[bool] = None
     download_dir: Optional[str] = None
+    content_weight_mode: Optional[str] = None
+    content_weight_anime: Optional[int] = None
+    content_weight_series: Optional[int] = None