Enhanced setup and settings pages with full configuration

- Extended SetupRequest model to include all configuration fields
- Updated setup API endpoint to handle comprehensive configuration
- Created new setup.html with organized configuration sections
- Enhanced config modal in index.html with all settings
- Updated JavaScript modules to use unified config API
- Added backup configuration section
- Documented new features in features.md and instructions.md

src/server/models/auth.py

@@ -36,14 +36,106 @@ class LoginResponse(BaseModel):
 
 
 class SetupRequest(BaseModel):
-    """Request to initialize the master password during first-time setup."""
+    """Request to initialize the master password during first-time setup.
+    
+    This request includes all configuration fields needed to set up the application.
+    """
 
+    # Required fields
     master_password: str = Field(
         ..., min_length=8, description="New master password"
     )
     anime_directory: Optional[str] = Field(
         None, description="Optional anime directory path"
     )
+    
+    # Application settings
+    name: Optional[str] = Field(
+        default="Aniworld", description="Application name"
+    )
+    data_dir: Optional[str] = Field(
+        default="data", description="Data directory path"
+    )
+    
+    # Scheduler configuration
+    scheduler_enabled: Optional[bool] = Field(
+        default=True, description="Enable/disable scheduler"
+    )
+    scheduler_interval_minutes: Optional[int] = Field(
+        default=60, ge=1, description="Scheduler interval in minutes"
+    )
+    
+    # Logging configuration
+    logging_level: Optional[str] = Field(
+        default="INFO", description="Log level (DEBUG, INFO, WARNING, ERROR, CRITICAL)"
+    )
+    logging_file: Optional[str] = Field(
+        default=None, description="Log file path"
+    )
+    logging_max_bytes: Optional[int] = Field(
+        default=None, ge=0, description="Max log file size in bytes"
+    )
+    logging_backup_count: Optional[int] = Field(
+        default=3, ge=0, description="Number of backup log files"
+    )
+    
+    # Backup configuration
+    backup_enabled: Optional[bool] = Field(
+        default=False, description="Enable/disable backups"
+    )
+    backup_path: Optional[str] = Field(
+        default="data/backups", description="Backup directory path"
+    )
+    backup_keep_days: Optional[int] = Field(
+        default=30, ge=0, description="Days to keep backups"
+    )
+    
+    # NFO configuration
+    nfo_tmdb_api_key: Optional[str] = Field(
+        default=None, description="TMDB API key"
+    )
+    nfo_auto_create: Optional[bool] = Field(
+        default=True, description="Auto-create NFO files"
+    )
+    nfo_update_on_scan: Optional[bool] = Field(
+        default=True, description="Update NFO on scan"
+    )
+    nfo_download_poster: Optional[bool] = Field(
+        default=True, description="Download poster images"
+    )
+    nfo_download_logo: Optional[bool] = Field(
+        default=True, description="Download logo images"
+    )
+    nfo_download_fanart: Optional[bool] = Field(
+        default=True, description="Download fanart images"
+    )
+    nfo_image_size: Optional[str] = Field(
+        default="original", description="Image size preference (original or w500)"
+    )
+    
+    @field_validator("logging_level")
+    @classmethod
+    def validate_logging_level(cls, v: Optional[str]) -> Optional[str]:
+        """Validate logging level."""
+        if v is None:
+            return v
+        allowed = {"DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"}
+        lvl = v.upper()
+        if lvl not in allowed:
+            raise ValueError(f"Invalid logging level: {v}. Must be one of {allowed}")
+        return lvl
+    
+    @field_validator("nfo_image_size")
+    @classmethod
+    def validate_image_size(cls, v: Optional[str]) -> Optional[str]:
+        """Validate image size."""
+        if v is None:
+            return v
+        allowed = {"original", "w500"}
+        size = v.lower()
+        if size not in allowed:
+            raise ValueError(f"Invalid image size: {v}. Must be 'original' or 'w500'")
+        return size
 
 
 class AuthStatus(BaseModel):