fix(update): honor update.channel for update.run

src/infra/update-runner.test.ts

@@ -208,6 +208,54 @@ describe("runGatewayUpdate", () => {
     expect(calls.some((call) => call === "npm i -g openclaw@latest")).toBe(true);
   });
 
+  it("uses update channel for global npm installs when tag is omitted", async () => {
+    const nodeModules = path.join(tempDir, "node_modules");
+    const pkgRoot = path.join(nodeModules, "openclaw");
+    await fs.mkdir(pkgRoot, { recursive: true });
+    await fs.writeFile(
+      path.join(pkgRoot, "package.json"),
+      JSON.stringify({ name: "openclaw", version: "1.0.0" }),
+      "utf-8",
+    );
+
+    const calls: string[] = [];
+    const runCommand = async (argv: string[]) => {
+      const key = argv.join(" ");
+      calls.push(key);
+      if (key === `git -C ${pkgRoot} rev-parse --show-toplevel`) {
+        return { stdout: "", stderr: "not a git repository", code: 128 };
+      }
+      if (key === "npm root -g") {
+        return { stdout: nodeModules, stderr: "", code: 0 };
+      }
+      if (key === "npm i -g openclaw@beta") {
+        await fs.writeFile(
+          path.join(pkgRoot, "package.json"),
+          JSON.stringify({ name: "openclaw", version: "2.0.0" }),
+          "utf-8",
+        );
+        return { stdout: "ok", stderr: "", code: 0 };
+      }
+      if (key === "pnpm root -g") {
+        return { stdout: "", stderr: "", code: 1 };
+      }
+      return { stdout: "", stderr: "", code: 0 };
+    };
+
+    const result = await runGatewayUpdate({
+      cwd: pkgRoot,
+      runCommand: async (argv, _options) => runCommand(argv),
+      timeoutMs: 5000,
+      channel: "beta",
+    });
+
+    expect(result.status).toBe("ok");
+    expect(result.mode).toBe("npm");
+    expect(result.before?.version).toBe("1.0.0");
+    expect(result.after?.version).toBe("2.0.0");
+    expect(calls.some((call) => call === "npm i -g openclaw@beta")).toBe(true);
+  });
+
   it("cleans stale npm rename dirs before global update", async () => {
     const nodeModules = path.join(tempDir, "node_modules");
     const pkgRoot = path.join(nodeModules, "openclaw");