fix: latest task entry shows ~2 lines of command, not full or 1-line

Past entries stay compact (36 chars). The latest/active entry shows up
to 70 chars (~2 Telegram lines) of the command with result on a
separate indented line, giving enough context without excessive height.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

pkg/agent/loop.go

@@ -1041,22 +1041,25 @@ func buildRichStatus(task *activeTask, isBackground bool, workspace string) stri
 			sb.WriteString(formatCompactEntry(entry))
 			sb.WriteString("\n")
 		} else {
-			// Latest entry: reserved area for detail
-			sb.WriteString(formatCompactEntry(entry))
-			sb.WriteString("\n")
+			// Latest entry: show command up to ~2 lines worth, then result on next line
+			const maxLatestWidth = 70
+			prefix := entry.Name
+			if entry.ArgsSnip != "" {
+				prefix += " " + entry.ArgsSnip
+			}
+			if runes := []rune(prefix); len(runes) > maxLatestWidth {
+				prefix = string(runes[:maxLatestWidth-1]) + "\u2026"
+			}
+			fmt.Fprintf(&sb, "%s\n", prefix)
+			fmt.Fprintf(&sb, "  %s\n", entry.Result)
 
 			if isErr && entry.ErrDetail != "" {
-				// Error block in code-fence style
 				sb.WriteString("```\n")
 				for _, line := range strings.Split(entry.ErrDetail, "\n") {
 					sb.WriteString(line)
 					sb.WriteString("\n")
 				}
 				sb.WriteString("```\n")
-			} else {
-				// Reserve height: blank line so bubble doesn't shrink
-				// when the next update adds error detail
-				sb.WriteString("\n")
 			}
 		}
 	}

pkg/agent/loop_test.go

@@ -1576,6 +1576,34 @@ func TestBuildRichStatus_ShowsLast5(t *testing.T) {
 	}
 }
 
+func TestBuildRichStatus_LastEntryShowsMoreCommand(t *testing.T) {
+	longCmd := "uv run pytest tests/hot/test_state_backend_integration.py -v --timeout=60"
+	task := &activeTask{
+		Iteration: 2,
+		MaxIter:   10,
+		toolLog: []toolLogEntry{
+			{Name: "exec", ArgsSnip: "ls -la", Result: "✓ 0.5s"},
+			{Name: "exec", ArgsSnip: longCmd, Result: "⏳"},
+		},
+	}
+
+	got := buildRichStatus(task, false, "/ws/my-project")
+
+	// Last entry: shows more than compact (36) but truncated at ~70
+	// "exec " + longCmd = 79 chars → should be truncated
+	if strings.Contains(got, "--timeout=60") {
+		t.Errorf("last entry should be truncated at ~70 chars, got:\n%s", got)
+	}
+	// But shows more than the compact 36
+	if !strings.Contains(got, "test_state_backend") {
+		t.Errorf("last entry should show more than compact format, got:\n%s", got)
+	}
+	// Result on separate indented line
+	if !strings.Contains(got, "  ⏳") {
+		t.Errorf("last entry result should be on indented line, got:\n%s", got)
+	}
+}
+
 func TestBuildRichStatus_ErrorAsLastEntry(t *testing.T) {
 	task := &activeTask{
 		Iteration: 2,
@@ -1593,12 +1621,10 @@ func TestBuildRichStatus_ErrorAsLastEntry(t *testing.T) {
 
 	got := buildRichStatus(task, false, "/ws/my-project")
 
-	// First entry (past): compact one-liner, result marker present
-	if !strings.Contains(got, "✓ 0.5s") {
-		t.Errorf("expected success marker in past entry, got:\n%s", got)
+	// Last entry: full command + error with code fence detail
+	if !strings.Contains(got, "pytest tests/test_auth.py") {
+		t.Errorf("expected full command in last entry, got:\n%s", got)
 	}
-
-	// Last entry: error with code fence detail
 	if !strings.Contains(got, "✗ 3.2s") {
 		t.Errorf("expected error marker, got:\n%s", got)
 	}
@@ -1608,7 +1634,7 @@ func TestBuildRichStatus_ErrorAsLastEntry(t *testing.T) {
 }
 
 func TestBuildRichStatus_ErrorNotLastEntry(t *testing.T) {
-	// When error is a past entry (not the last), it should be 1 line
+	// When error is a past entry (not the last), it should be 1 compact line
 	task := &activeTask{
 		Iteration: 3,
 		MaxIter:   10,