Merge pull request #378 from timkrase/system-prompt-weekday

Agents: add weekday to user time (codex assisted)

src/agents/system-prompt.test.ts

@@ -50,12 +50,12 @@ describe("buildAgentSystemPromptAppend", () => {
     const prompt = buildAgentSystemPromptAppend({
       workspaceDir: "/tmp/clawd",
       userTimezone: "America/Chicago",
-      userTime: "2026-01-05 15:26",
+      userTime: "Monday 2026-01-05 15:26",
     });
 
     expect(prompt).toContain("## Time");
     expect(prompt).toContain("User timezone: America/Chicago");
-    expect(prompt).toContain("Current user time: 2026-01-05 15:26");
+    expect(prompt).toContain("Current user time: Monday 2026-01-05 15:26");
   });
 
   it("includes model alias guidance when aliases are provided", () => {