Add a password-gated private instance mode for xaigen.

Keep Authentik on aigen, isolate library data per instance, and purge Comfy outputs from the desktop after they are saved on the server.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/utils/workflow.ts

@@ -10,6 +10,7 @@ export interface GenerateParams {
   seed: number
   turbo: boolean
   length: number
+  filenamePrefix?: string
 }
 
 type WorkflowNode = { class_type: string; inputs: Record<string, unknown>; _meta?: { title?: string } }
@@ -72,6 +73,10 @@ export function buildWorkflow(params: GenerateParams) {
       node.inputs.strength_model = params.turbo ? 1 : 0
     }
 
+    if (node.class_type === 'SaveVideo' && 'filename_prefix' in node.inputs) {
+      node.inputs.filename_prefix = params.filenamePrefix || node.inputs.filename_prefix || 'video/MiniMax_H3'
+    }
+
     if (node.class_type === 'PrimitiveBoolean') {
       node.inputs.value = params.turbo
     }