feat(web,core,server,docs,skills): avatar update tooltip, DeepSeek-first model catalog, temporary-workspace wording (#224)

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

packages/core/src/internal/session-support.ts

@@ -91,7 +91,7 @@ export async function createTempWorkspace(
   await fs.mkdir(base, { recursive: true });
   // The final directory must use a non-recursive mkdir: recursive mkdir succeeds
   // silently when the directory already exists, which would put a new Session into
-  // an existing temp Workspace; EEXIST means an id collision, so retry with a new id.
+  // an existing temporary workspace; EEXIST means an id collision, so retry with a new id.
   for (let attempt = 0; attempt < MAX_TMP_ID_ATTEMPTS; attempt++) {
     const dir = path.join(base, `tmp-${randomUUID().slice(0, 8)}`);
     try {