fix: add missing .claude/instructions.md referenced by agent-portability.md

.claude/instructions.md

@@ -0,0 +1,3 @@
+---
+---
+<!-- This file is a fallback for CodeWhale. The canonical rules are in AGENTS.md. -->

after-install.md

@@ -19,4 +19,4 @@ Commands:
 - `/ponytail-gain`
 - `/ponytail-help`
 
-Bundled skills are available as `ponytail:ponytail`, `ponytail:ponytail-review`, `ponytail:ponytail-audit`, `ponytail:ponytail-debt`, `ponytail:ponytail-gain`, and `ponytail:ponytail-help`.
+Bundled skills are available as `ponytail:ponytail`, `ponytail:ponytail-review`, `ponytail:ponytail-audit`, `ponytail:ponytail-debt`, `ponytail:ponytail-gain`, and `ponytail:ponytail-help` via the slash commands listed above.

benchmarks/correctness.js

@@ -204,7 +204,7 @@ sys.stdout = _stdout
 # Check output contains the number 351 (100.5 + 200.0 + 50.5)
 # Match as a standalone number (not as substring of e.g. 13510)
 import re
-if re.search(r'(?<![\\d])351(?:\\.0)?(?![\\d])', output):
+if re.search(r'(?<!\d)351(?:\.0)?(?!\d)', output):
     print("PASS")
 else:
     # Try running it differently: maybe it defines a function

hooks/ponytail-mode-tracker.js

@@ -21,7 +21,7 @@ process.stdin.on('end', () => {
 
       let mode = null;
 
-      if (cmd === '/ponytail-review' || cmd === '/ponytail:ponytail-review') {
+      if (cmd === '/ponytail-review' || cmd === '/ponytail:review') {
         mode = 'review';
       } else if (cmd === '/ponytail' || cmd === '/ponytail:ponytail') {
         if (arg === 'lite') mode = 'lite';