fix(cliproxy): harden oauth trace snippet redaction

src/cliproxy/auth/__tests__/oauth-trace-redactor.test.ts

@@ -53,12 +53,21 @@ describe('redactString', () => {
   });
 
   test('redacts JSON-style token payloads in plain strings', () => {
-    const out = redactString('{"access_token":"AT_SECRET","refresh_token":"RT_SECRET"}');
+    const out = redactString(
+      '{"access_token":"AT_SECRET","refresh_token":"RT_SECRET","token":"TOKEN_SECRET"}'
+    );
     expect(out).not.toContain('AT_SECRET');
     expect(out).not.toContain('RT_SECRET');
+    expect(out).not.toContain('TOKEN_SECRET');
     expect(out).toContain(REDACTED_PLACEHOLDER);
   });
 
+  test('preserves JSON-style separator spacing while redacting token payloads', () => {
+    const out = redactString('{"access_token" : "AT_SECRET"}');
+    expect(out).not.toContain('AT_SECRET');
+    expect(out).toContain(`"access_token" : "${REDACTED_PLACEHOLDER}"`);
+  });
+
   test('redacts line-leading key/value formats', () => {
     const out = redactString(
       'access_token=AT_SECRET refresh_token=RT_SECRET client_secret: CS_SECRET'
@@ -68,7 +77,13 @@ describe('redactString', () => {
     expect(out).not.toContain('CS_SECRET');
     expect(out).toContain(`access_token=${REDACTED_PLACEHOLDER}`);
     expect(out).toContain(`refresh_token=${REDACTED_PLACEHOLDER}`);
-    expect(out).toContain(`client_secret=${REDACTED_PLACEHOLDER}`);
+    expect(out).toContain(`client_secret: ${REDACTED_PLACEHOLDER}`);
+  });
+
+  test('preserves URL-style suffixes in line-leading key/value snippets', () => {
+    const out = redactString('access_token=AT_SECRET&keep=1');
+    expect(out).not.toContain('AT_SECRET');
+    expect(out).toBe(`access_token=${REDACTED_PLACEHOLDER}&keep=1`);
   });
 });
 

src/cliproxy/auth/oauth-trace/redactor.ts

@@ -41,15 +41,15 @@ const QUERY_PARAM_REGEX = new RegExp(
 const BEARER_REGEX = /Bearer\s+[A-Za-z0-9._\-~+/=]+/gi;
 
 const KV_SEPARATORS = String.raw`(?:=|:)`;
-const VALUE_FRAGMENT = String.raw`[^\s,;\]}\"']+`;
+const VALUE_FRAGMENT = String.raw`[^\s,;&\]}\"']+`;
-const STRING_KV_KEYS = SENSITIVE_QUERY_KEYS.filter((key) => key !== 'authorization');
+const STRING_KV_KEYS = [...SENSITIVE_QUERY_KEYS, 'token'].filter((key) => key !== 'authorization');
 const SENSITIVE_KEY_GROUP = `(${STRING_KV_KEYS.join('|')})`;
 const LEADING_KV_REGEX = new RegExp(
-  String.raw`(^|\s)${SENSITIVE_KEY_GROUP}\s*${KV_SEPARATORS}\s*${VALUE_FRAGMENT}`,
+  String.raw`(^|\s)${SENSITIVE_KEY_GROUP}(\s*${KV_SEPARATORS}\s*)${VALUE_FRAGMENT}`,
   'gi'
 );
 const QUOTED_JSON_KV_REGEX = new RegExp(
-  String.raw`([\"'])${SENSITIVE_KEY_GROUP}\1\s*:\s*([\"'])[^\\]*?\3`,
+  String.raw`([\"'])${SENSITIVE_KEY_GROUP}\1(\s*:\s*)([\"'])(?:\\.|(?!\4).)*?\4`,
   'gi'
 );
 
@@ -61,10 +61,13 @@ export function redactString(s: string): string {
     .replace(BEARER_REGEX, `Bearer ${REDACTED}`)
     .replace(
       QUOTED_JSON_KV_REGEX,
-      (_full, quoteKey, key, quoteVal) =>
+      (_full, quoteKey, key, separator, quoteVal) =>
-        `${quoteKey}${key}${quoteKey}:${quoteVal}${REDACTED}${quoteVal}`
+        `${quoteKey}${key}${quoteKey}${separator}${quoteVal}${REDACTED}${quoteVal}`
     )
-    .replace(LEADING_KV_REGEX, (_full, prefix, key) => `${prefix}${key}=${REDACTED}`);
+    .replace(
+      LEADING_KV_REGEX,
+      (_full, prefix, key, separator) => `${prefix}${key}${separator}${REDACTED}`
+    );
 }
 
 /** Redact a parsed URL by name; returns redacted href or original on parse error. */

src/cliproxy/quota/quota-manager.ts

@@ -524,8 +524,9 @@ export async function preflightCheck(provider: CLIProxyProvider): Promise<Prefli
     return { proceed: true, accountId: defaultAccount?.id || '' };
   }
 
-  const { pauseAccountForQuotaCooldown, restoreExpiredQuotaPauses } =
+  const { pauseAccountForQuotaCooldown, restoreExpiredQuotaPauses } = await import(
-    await import('../accounts/account-safety');
+    '../accounts/account-safety'
+  );
   restoreExpiredQuotaPauses();
 
   const config = loadOrCreateUnifiedConfig();

src/management/checks/image-analysis-check.ts

@@ -112,8 +112,9 @@ export async function runImageAnalysisCheck(results: HealthCheck): Promise<void>
  * Fix image analysis configuration issues
  */
 export async function fixImageAnalysisConfig(): Promise<boolean> {
-  const { updateConfig, loadOrCreateUnifiedConfig } =
+  const { updateConfig, loadOrCreateUnifiedConfig } = await import(
-    await import('../../config/config-loader-facade');
+    '../../config/config-loader-facade'
+  );
 
   const config = loadOrCreateUnifiedConfig();
   let fixed = false;