fix: identify OpenCode Go requests by session

packages/web/server/lib/small-model/index.js

@@ -102,7 +102,7 @@ const readConfiguredSmallModel = (workingDirectory) => {
  * Generates text with the user's small model, resolved and authenticated
  * entirely server-side from the OpenCode config and auth store.
  */
-export async function generateSmallModelText({ prompt, system, maxOutputTokens, model, directory, preferredProviderID, preferredModelID, restrictToPreferredProvider = false, responseSchema, timeoutMs, signal, onOverflow = 'truncate' }) {
+export async function generateSmallModelText({ prompt, system, maxOutputTokens, model, directory, sessionID, preferredProviderID, preferredModelID, restrictToPreferredProvider = false, responseSchema, timeoutMs, signal, onOverflow = 'truncate' }) {
   if (typeof prompt !== 'string' || !prompt.trim()) {
     throw Object.assign(new Error('prompt is required'), { statusCode: 400 });
   }
@@ -169,6 +169,7 @@ export async function generateSmallModelText({ prompt, system, maxOutputTokens,
     auth,
     catalog,
     workingDirectory: directory,
+    sessionID,
     providerID: resolved.providerID,
     modelID: resolved.modelID,
     prompt: clamped.prompt,