fix(config): prefer plugin ids for built-in channel claims

Prefer the manifest plugin id when auto-allowlisting configured built-in channel aliases, with regression coverage for alias/id split plugins and same-name official channel plugins.

src/config/plugin-auto-enable.channels.test.ts

@@ -335,6 +335,56 @@ describe("applyPluginAutoEnable channels", () => {
   });
 
   describe("preferOver channel prioritization", () => {
+    it("uses the plugin manifest id for built-in channel claims", () => {
+      const result = applyPluginAutoEnable({
+        config: {
+          channels: {
+            wecom: { token: "enabled" },
+          },
+          plugins: {
+            allow: ["existing-plugin"],
+          },
+        },
+        env: makeIsolatedEnv(),
+        manifestRegistry: makeRegistry([
+          {
+            id: "wecom-openclaw-plugin",
+            channels: ["wecom"],
+          },
+        ]),
+      });
+
+      expect(result.config.plugins?.entries?.["wecom-openclaw-plugin"]?.enabled).toBe(true);
+      expect(result.config.plugins?.entries?.wecom).toBeUndefined();
+      expect(result.config.plugins?.allow).toEqual(["existing-plugin", "wecom-openclaw-plugin"]);
+      expect(result.changes.join("\n")).toContain("enabled automatically.");
+    });
+
+    it("preserves same-name official channel plugin ids", () => {
+      const result = applyPluginAutoEnable({
+        config: {
+          channels: {
+            discord: { token: "enabled" },
+          },
+          plugins: {
+            allow: ["existing-plugin"],
+          },
+        },
+        env: makeIsolatedEnv(),
+        manifestRegistry: makeRegistry([
+          {
+            id: "discord",
+            channels: ["discord"],
+          },
+        ]),
+      });
+
+      expect(result.config.channels?.discord?.enabled).toBe(true);
+      expect(result.config.plugins?.entries?.discord).toBeUndefined();
+      expect(result.config.plugins?.allow).toEqual(["existing-plugin", "discord"]);
+      expect(result.changes.join("\n")).toContain("Discord configured, enabled automatically.");
+    });
+
     it("uses manifest channel config preferOver metadata for plugin channels", () => {
       const result = applyPluginAutoEnable({
         config: {

src/config/plugin-auto-enable.shared.ts

@@ -303,7 +303,7 @@ function collectPluginIdsForConfiguredChannel(
   if (preferredIds.size > 0) {
     return [...preferredIds].toSorted((left, right) => left.localeCompare(right));
   }
-  return [builtInId ?? claims[0]?.plugin.id ?? normalizedChannelId];
+  return [claims[0]?.plugin.id ?? builtInId ?? normalizedChannelId];
 }
 
 function collectConfiguredChannelIds(cfg: OpenClawConfig, env: NodeJS.ProcessEnv): string[] {