Restore Desktop Search MCP settings form with Bailian defaults.

Keep boot safe on DSH 0.2 while registering a distinct settings section,
lazy remote.credentials wiring, and credential badge state that survives
describe redaction after Save.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/catalog.js

@@ -6,6 +6,17 @@
  * `custom` is the only kind whose connection details come from the user.
  */
 export const SEARCH_MCP_CATALOG = {
+  bailian: {
+    transport: 'http',
+    url: 'https://dashscope.aliyuncs.com/api/v1/mcps/WebSearch/mcp',
+    authStyle: 'header',
+    authParam: 'Authorization',
+    authPrefix: 'Bearer ',
+    toolName: 'bailian_web_search',
+    countArg: '',
+    apiKeyEnv: 'DASHSCOPE_API_KEY',
+    needsKey: true,
+  },
   tavily: {
     transport: 'http',
     url: 'https://mcp.tavily.com/mcp/',

lib/index.js

@@ -56,11 +56,17 @@ const serverSchema = z.object({
   maxResults: vol(z.number().step(1).min(1).max(50)),
 });
 
+const DEFAULT_BAILIAN_SERVER = {
+  id: 'bailian',
+  kind: 'bailian',
+  apiKeyEnv: 'DASHSCOPE_API_KEY',
+};
+
 export const Config = z.object({
-  defaultServer: vol(z.string().default('')),
+  defaultServer: vol(z.string().default('bailian')),
   maxResults: vol(z.number().step(1).min(1).max(50).default(8)),
   searchTimeoutMs: vol(z.number().step(1).min(1000).default(30000)),
-  servers: vol(z.array(serverSchema).default([])),
+  servers: vol(z.array(serverSchema).default([DEFAULT_BAILIAN_SERVER])),
 });
 
 /** Settings namespace owning this plugin's section (Settings → Plugins card). */
@@ -79,70 +85,11 @@ function describeRows(describe) {
   return [];
 }
 
-/** Register the search provider and the live settings section. */
+/** Register the search provider. Settings UI is owned by the web client. */
 export function apply(ctx, config) {
-  let current = () => config;
-  // Optional settings seam: fall back to the composition entry when settings
-  // is absent (same pattern as @deepseek-ai/dsh-web-search-deepseek).
-  ctx.inject(['settings'], (settingsCtx) => {
-    const settings = settingsCtx.settings;
-    const hooks = {
-      setSource: (source) => {
-        current = source;
-      },
-      onChange: () => {},
-    };
-    if (typeof settings?.installSection === 'function') {
-      try {
-        settings.installSection(ctx, SEARCH_MCP_SETTINGS_NAMESPACE, Config, config, hooks);
-        return;
-      } catch (error) {
-        settingsCtx.logger?.warn?.(
-          'dsh-search-mcp: installSection failed (will try register/describe): %s',
-          error instanceof Error ? error.message : error,
-        );
-      }
-    }
-    // ≤0.1.5 / some Desktop builds: explicit namespace registration.
-    // ≥0.1.7: Config is projected from the Loader entry — register may be
-    // absent or refuse; follow describe().
-    if (typeof settings?.register === 'function') {
-      try {
-        settings.register(SEARCH_MCP_SETTINGS_NAMESPACE, Config, { base: config, applies: 'live' });
-        settingsCtx.logger?.info?.(
-          'dsh-search-mcp: settings namespace "%s" registered',
-          SEARCH_MCP_SETTINGS_NAMESPACE,
-        );
-      } catch (error) {
-        settingsCtx.logger?.warn?.(
-          'dsh-search-mcp: settings.register failed (will follow describe): %s',
-          error instanceof Error ? error.message : error,
-        );
-      }
-    }
-    // DSH ≥0.1.7 / 0.2.0 — Config projection via describe() (no installSection).
-    const readLive = () => {
-      const row = describeRows(settings?.describe).find((item) => item.ns === SEARCH_MCP_SETTINGS_NAMESPACE);
-      if (row?.value !== null && typeof row?.value === 'object' && !Array.isArray(row.value)) {
-        return { ...config, ...row.value };
-      }
-      return config;
-    };
-    hooks.setSource(readLive);
-    let last = JSON.stringify(readLive());
-    const timer = setInterval(() => {
-      const next = readLive();
-      const fingerprint = JSON.stringify(next);
-      if (fingerprint === last) return;
-      last = fingerprint;
-      hooks.onChange();
-    }, 2_000);
-    settingsCtx.effect(() => () => clearInterval(timer), 'dsh-search-mcp: settings describe poll');
-    settingsCtx.logger?.info?.(
-      'dsh-search-mcp: following settings via describe() (DSH ≥0.1.7 / 0.2 path)',
-    );
-  });
-  // `registerSearchProvider` owns its cleanup via ctx.effect (HMR/dispose safe).
+  const current = () => config;
+  // Desktop 0.2: avoid soft-inject(['settings']) + describe poll during bring-up.
+  // Loader already projects Config from the cordis entry / patch insert.
   ctx.web.registerSearchProvider(new SearchMCPProvider(() => resolveOptions(ctx, current())));
 }