Add qwen3-coder-30b hosted model

Author: khsa1

src/pages/api/chat-api/chat.ts

@@ -5,6 +5,7 @@ import {
   type Content,
   type Conversation,
   type Message,
+  type OSCTool,
 } from '~/types/chat'
 import fetchCourseMetadataServer from '~/pages/api/chat-api/util/fetchCourseMetadataServer'
 import { determineAndValidateModelServer } from '~/pages/api/chat-api/util/determineAndValidateModelServer'
@@ -181,7 +182,7 @@ export default async function chat(
   const lastMessage = messages[messages.length - 1] as Message
 
   // Fetch tools
-  let availableTools
+  let availableTools: OSCTool[] = []
   if (!retrieval_only) {
     try {
       availableTools = await fetchTools(

src/utils/modelProviders/LLMProvider.ts

@@ -140,6 +140,7 @@ export const VisionCapableModels: Set<
   OSCHostedVLMModelID.QWEN3_8B,
   OSCHostedVLMModelID.QWEN3_6,
   OSCHostedVLMModelID.QWEN3_CODER,
+  OSCHostedVLMModelID.QWEN3_CODER_30B,
   OSCHostedVLMModelID.QWEN3_CODER_NEXT,
   OSCHostedVLMModelID.QWEN3,
 
@@ -423,6 +424,7 @@ export const preferredModelIds = [
   OSCHostedVLMModelID.QWEN3_8B,
   OSCHostedVLMModelID.QWEN3_6,
   OSCHostedVLMModelID.QWEN3_CODER,
+  OSCHostedVLMModelID.QWEN3_CODER_30B,
   OSCHostedVLMModelID.QWEN3_CODER_NEXT,
   OSCHostedVLMModelID.QWEN3,
 ]

src/utils/modelProviders/types/OSCHostedVLM.ts

@@ -18,6 +18,7 @@ export enum OSCHostedVLMModelID {
   QWEN3_8B = 'Qwen/Qwen3-8B',
   QWEN3_6 = 'qwen3.6-fp8',
   QWEN3_CODER = 'qwen3-coder-30b-4bit',
+  QWEN3_CODER_30B = 'qwen3-coder-30b',
   QWEN3_CODER_NEXT = 'qwen3-coder-next',
   QWEN3 = 'qwen3',
 }
@@ -76,6 +77,12 @@ export const OSCHostedVLMModels: Record<
   },
   [OSCHostedVLMModelID.QWEN3_CODER]: {
     id: OSCHostedVLMModelID.QWEN3_CODER,
+    name: 'Qwen 3 Coder 30B (4 bit)',
+    tokenLimit: 32000,
+    enabled: true,
+  },
+  [OSCHostedVLMModelID.QWEN3_CODER_30B]: {
+    id: OSCHostedVLMModelID.QWEN3_CODER_30B,
     name: 'Qwen 3 Coder 30B',
     tokenLimit: 32000,
     enabled: true,