feat: persist browser sessions and update admin workflows

backend/app/schemas/upstream.py

@@ -32,6 +32,7 @@ class UpstreamCreate(BaseModel):
     balance_endpoint: str = ""
     balance_response_path: str = ""
     balance_divisor: float = 1.0
+    balance_alert_threshold: Optional[float] = None
 
 
 class UpstreamUpdate(BaseModel):
@@ -48,6 +49,7 @@ class UpstreamUpdate(BaseModel):
     balance_endpoint: Optional[str] = None
     balance_response_path: Optional[str] = None
     balance_divisor: Optional[float] = None
+    balance_alert_threshold: Optional[float] = None
 
 
 class UpstreamResponse(BaseModel):
@@ -70,6 +72,7 @@ class UpstreamResponse(BaseModel):
     balance_endpoint: str = ""
     balance_response_path: str = ""
     balance_divisor: float = 1.0
+    balance_alert_threshold: Optional[float] = None
     created_at: datetime
     updated_at: datetime
 

backend/app/schemas/website.py

@@ -157,6 +157,7 @@ class ImportAccountsRequest(BaseModel):
     platform_mode: str = "auto"  # "auto" | "manual"
     concurrency: int = Field(default=10, ge=1)
     priority: int = Field(default=1, ge=0)
+    auto_priority_by_rate: bool = True
 
 
 class ImportAccountItem(BaseModel):