feat(web): configure custom DeepSeek models

packages/host/apiproxy/src/api/llm.ts

@@ -3,8 +3,8 @@
  * surfaces. `llm.providers` merges the configurable-provider directory
  * (which providers CAN be configured, and where their settings live) with the
  * live route registry; `llm.models` is the session-independent model catalog
- * (`session.models` minus the per-session current/unlisted logic). Both
- * invalidate on the `host/models-changed` frame.
+ * (the same groups as `session.models`, without the per-session current
+ * target). Both invalidate on the `host/models-changed` frame.
  */
 
 import type { RpcRequest, RpcResponse } from './rpc.ts'

packages/host/apiproxy/src/api/sessions.schema.ts

@@ -164,7 +164,6 @@ export const modelCatalogModelSchema = z.object({
   id: z.string().min(1),
   name: z.string().min(1),
   description: z.string().optional(),
-  unlisted: z.literal(true).optional(),
   reasoning: modelReasoningSchema.optional(),
 }) satisfies z.ZodType<Wire<ModelCatalogModel>>
 

packages/host/apiproxy/src/api/sessions.ts

@@ -89,8 +89,6 @@ export interface ModelCatalogModel {
   name: string
   /** Optional provider-supplied description. */
   description?: string
-  /** The current model was inserted because the advisory catalog omitted it. */
-  unlisted?: true
   /** Exact-route reasoning metadata when the adapter exposes it. */
   reasoning?: ModelReasoning
 }