Share current-token verification and scoped cleanup through one producer client

Assistant: codex
Assistant-Model: gpt-6.1-sol
Assistant-Session: 01a14bfc-9643-7872-aa12-98326dcf25e7

tools/export_tokenstatus_client.py

@@ -0,0 +1,43 @@
+"""Export the producer's one online client; never maintain a consumer fork."""
+from pathlib import Path
+import argparse
+import hashlib
+import json
+
+ROOT = Path(__file__).resolve().parent.parent
+DESTINATION = ROOT / 'adapters/go/tokenstatus'
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--check', action='store_true')
+    args = parser.parse_args()
+    client = (ROOT / 'src/internal/authclient/online.go').read_bytes()
+    assert client.startswith(b'package authclient\n')
+    output = {
+        'pkg/tokenstatus/client.go': client.replace(b'package authclient\n', b'package tokenstatus\n', 1),
+        'internal/jose/jose.go': (ROOT / 'src/internal/jose/jose.go').read_bytes(),
+        'LICENSE': (ROOT / 'LICENSE').read_bytes(),
+        'go.mod': b'module keycape\n\ngo 1.23.0\n',
+    }
+    metadata = {
+        'source_of_truth': 'key-cape source; generated by tools/export_tokenstatus_client.py',
+        'source_files': ['src/internal/authclient/online.go', 'src/internal/jose/jose.go', 'LICENSE'],
+        'transformation': 'replace only the first package declaration authclient with tokenstatus; all remaining client bytes and shared JOSE bytes exact',
+        'module': 'keycape', 'profile': 'issuer online access-token status; no policy evaluator or deployment',
+        'supported_file_boundary': 'Linux owner execution profile; POSIX mode checks; not a Windows ACL contract',
+        'sha256': {name: 'sha256:' + hashlib.sha256(raw).hexdigest() for name,raw in sorted(output.items())},
+    }
+    output['producer-source.json'] = (json.dumps(metadata, indent=2) + '\n').encode()
+    actual = {str(p.relative_to(DESTINATION)) for p in DESTINATION.rglob('*') if p.is_file()}
+    if actual - set(output):
+        raise SystemExit('unexpected generated adapter file; reconcile explicitly')
+    if args.check:
+        if any(not (DESTINATION / name).is_file() or (DESTINATION / name).read_bytes()!=raw for name,raw in output.items()):
+            raise SystemExit('producer/consumer token-status source drift')
+    else:
+        for name, raw in output.items():
+            path=DESTINATION/name;path.parent.mkdir(parents=True, exist_ok=True);path.write_bytes(raw)
+    print(json.dumps({'status':'verified' if args.check else 'exported','files':len(output)}))
+
+if __name__ == '__main__':
+    main()