fix: route IM clients through current origin

web/tests/fixed-tenant.test.mjs

@@ -22,3 +22,16 @@ test('login page exposes no tenant switch and rejects stale tenant state', async
   assert.match(login, /企业码：\{FIXED_TENANT_CODE\}/);
   assert.doesNotMatch(login, />\s*切换企业\s*</);
 });
+
+test('websocket fallback uses the current browser host', async () => {
+  const config = await source('src/lib/config.ts');
+
+  assert.match(config, /window\.location\.host/);
+  assert.doesNotMatch(config, /web\.118im\.com/);
+});
+
+test('local development proxies the same-origin websocket path', async () => {
+  const vite = await source('vite.config.ts');
+
+  assert.match(vite, /['"]\/v0\/channels['"]\s*:\s*\{[^}]*ws:\s*true/);
+});

web/tests/session-migration.test.ts

@@ -0,0 +1,48 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { migrateFixedTenant } from '../src/stores/session-migration.ts';
+
+test('migrates a persisted default tenant to the current frontend origin', () => {
+  const migrated = migrateFixedTenant(
+    {
+      code: 'default',
+      name: 'Default tenant',
+      host: 'im-api.yuexuan.shop',
+      secure: true,
+      endpoints: {
+        api: 'https://im-api.yuexuan.shop/v1/im',
+        file: 'https://im-api.yuexuan.shop/v0/file',
+      },
+      passwordPolicy: { minLength: 8, maxLength: 64 },
+    },
+    { origin: 'https://www.yuexuan2.shop', host: 'www.yuexuan2.shop', protocol: 'https:' },
+  );
+
+  assert.deepEqual(migrated, {
+    code: 'default',
+    name: 'Default tenant',
+    host: 'www.yuexuan2.shop',
+    secure: true,
+    endpoints: {
+      api: 'https://www.yuexuan2.shop/v1/im',
+      file: 'https://www.yuexuan2.shop/v0/file',
+    },
+    passwordPolicy: { minLength: 8, maxLength: 64 },
+  });
+});
+
+test('does not rewrite a non-default tenant', () => {
+  const tenant = {
+    code: 'enterprise-a',
+    name: 'Enterprise A',
+    host: 'tenant.example.com',
+    secure: true,
+    endpoints: { api: 'https://tenant.example.com/v1/im', file: 'https://tenant.example.com/v0/file' },
+  };
+
+  assert.equal(
+    migrateFixedTenant(tenant, { origin: 'https://www.yuexuan1.shop', host: 'www.yuexuan1.shop', protocol: 'https:' }),
+    tenant,
+  );
+});