fix: detect Claude Code panes using version-string command

src/core/tmux.ts

@@ -105,6 +105,22 @@ function processArgsContainCodex(stdoutText: string): boolean {
     .some((line) => line.split(/\s+/).some((token) => isCodexProcessToken(token)));
 }
 
+// Recent Claude Code releases rename their process so tmux reports the version
+// string (e.g. "2.1.206") as pane_current_command instead of "claude".
+function isClaudeVersionCommand(command: string): boolean {
+  return /^\d+\.\d+\.\d+/.test(command);
+}
+
+// Claude Code prefixes its pane title with a rotating status glyph: a
+// sparkle/asterisk dingbat (e.g. "✳", "✶", "✻", "✽"), a braille spinner
+// frame (U+2800–U+28FF), or a middle dot when idle. Match only these glyphs so
+// arbitrary decorative title prefixes (e.g. "[prod]", "# build") don't count.
+const CLAUDE_STATUS_GLYPH_PATTERN = /^[\u2720-\u274F\u2800-\u28FF\u00B7]/;
+
+function hasClaudeStatusGlyphPrefix(title: string): boolean {
+  return CLAUDE_STATUS_GLYPH_PATTERN.test(title.trimStart());
+}
+
 function pickDetectedAgent(
   candidates: Array<{
     agent: AgentKind;
@@ -165,6 +181,11 @@ export function detectAgentPane(pane: TmuxPane): PaneDetection {
     lowerTitle === "pi" || lowerTitle.startsWith("pi - ") || title.startsWith("π - ");
   const hasClaudeTitleHint =
     normalizedLowerTitle === "claude" || normalizedLowerTitle.startsWith("claude code");
+  // Recent Claude Code releases set the pane title to the current task summary
+  // prefixed with a Claude status glyph (e.g. "✳ Set up deployment", braille
+  // spinner frames). Detect that specific glyph so we can corroborate a
+  // version-string command without matching arbitrary semver-named processes.
+  const hasClaudeGlyphTitle = hasClaudeStatusGlyphPrefix(title);
   const hasKiroTitleHint =
     normalizedLowerTitle === "kiro" || normalizedLowerTitle.startsWith("kiro cli");
 
@@ -184,6 +205,8 @@ export function detectAgentPane(pane: TmuxPane): PaneDetection {
 
   if (matchesCommand(command, "claude")) {
     claudeReasons.push("command:claude");
+  } else if (isClaudeVersionCommand(command) && hasClaudeGlyphTitle) {
+    claudeReasons.push("command:claude-version");
   }
 
   if (hasKiroTitleHint) {

test/tmux.test.ts

@@ -145,7 +145,63 @@ test("detectAgentPane recognizes OpenCode, Codex, Pi, Claude, Kiro, and no-signa
     {
       agent: "claude",
       confidence: "high",
-      reasons: ["title:Claude"],
+      reasons: ["title:Claude", "command:claude-version"],
+    },
+  );
+
+  // Recent Claude Code releases report the version string as the pane command
+  // and set the title to the current task summary (no "Claude" text), prefixed
+  // with a status glyph. Detect via the version command + leading glyph.
+  assert.deepEqual(
+    detectAgentPane(
+      createPane({ paneTitle: "✳ Set up AWS deployment", currentCommand: "2.1.206" }),
+    ),
+    {
+      agent: "claude",
+      confidence: "medium",
+      reasons: ["command:claude-version"],
+    },
+  );
+
+  assert.deepEqual(
+    detectAgentPane(
+      createPane({ paneTitle: "⠂ Resolve deprecated npm warnings", currentCommand: "2.1.211" }),
+    ),
+    {
+      agent: "claude",
+      confidence: "medium",
+      reasons: ["command:claude-version"],
+    },
+  );
+
+  // A bare version-string command with a plain (non-glyph) title must not be
+  // misclassified as Claude.
+  assert.deepEqual(
+    detectAgentPane(createPane({ paneTitle: "node repl", currentCommand: "2.1.206" })),
+    {
+      agent: null,
+      confidence: "low",
+      reasons: [],
+    },
+  );
+
+  // A decorative (non-Claude) title prefix such as "[prod]" or "# build" must
+  // not be treated as a Claude status glyph even with a version-string command.
+  assert.deepEqual(
+    detectAgentPane(createPane({ paneTitle: "[prod] api", currentCommand: "2.1.206" })),
+    {
+      agent: null,
+      confidence: "low",
+      reasons: [],
+    },
+  );
+
+  assert.deepEqual(
+    detectAgentPane(createPane({ paneTitle: "# build", currentCommand: "2.1.206" })),
+    {
+      agent: null,
+      confidence: "low",
+      reasons: [],
     },
   );