fix(frontend): show empty skill export requirements (#5659)

frontend/src/components/workspace/capabilities/skill-export-dialog.tsx

@@ -217,8 +217,11 @@ export default function SkillExportDialog({
                       {text.exportTools}
                     </dt>
                     <dd className="break-words">
-                      {manifest.requirements.allowed_tools?.join(", ") ??
-                        text.exportUndeclared}
+                      {manifest.requirements.allowed_tools === null
+                        ? text.exportUndeclared
+                        : manifest.requirements.allowed_tools.length === 0
+                          ? text.exportNone
+                          : manifest.requirements.allowed_tools.join(", ")}
                     </dd>
                   </div>
                   <div>
@@ -226,12 +229,16 @@ export default function SkillExportDialog({
                       {text.exportSecrets}
                     </dt>
                     <dd className="break-words">
-                      {manifest.requirements.required_secrets
-                        ?.map(
-                          (secret) =>
-                            `${secret.name} (${secret.optional ? text.exportOptional : text.exportRequired})`,
-                        )
-                        .join(", ") ?? text.exportUndeclared}
+                      {manifest.requirements.required_secrets === null
+                        ? text.exportUndeclared
+                        : manifest.requirements.required_secrets.length === 0
+                          ? text.exportNone
+                          : manifest.requirements.required_secrets
+                              .map(
+                                (secret) =>
+                                  `${secret.name} (${secret.optional ? text.exportOptional : text.exportRequired})`,
+                              )
+                              .join(", ")}
                     </dd>
                   </div>
                 </dl>

frontend/src/core/i18n/locales/en-US.ts

@@ -1792,6 +1792,7 @@ export const enUS: Translations = {
       exportOptional: "optional",
       exportRequired: "required",
       exportUndeclared: "Not declared",
+      exportNone: "None",
       exportScope:
         "Includes all files inside this skill. Account settings, conversations and history outside the skill folder are excluded. Configure tools and credentials again on the destination.",
       exportWarnings: "Check package contents",

frontend/src/core/i18n/locales/types.ts

@@ -1434,6 +1434,7 @@ export interface Translations {
       exportOptional: string;
       exportRequired: string;
       exportUndeclared: string;
+      exportNone: string;
       exportScope: string;
       exportWarnings: string;
       exportWarningDescription: string;

frontend/src/core/i18n/locales/zh-CN.ts

@@ -1683,6 +1683,7 @@ export const zhCN: Translations = {
       exportOptional: "可选",
       exportRequired: "必需",
       exportUndeclared: "未声明",
+      exportNone: "无",
       exportScope:
         "包含此技能目录内的全部文件。账号配置、对话和目录外的历史不会导出；目标环境需重新配置工具与凭据。",
       exportWarnings: "请检查包内文件",

frontend/tests/unit/components/workspace/capabilities/skill-export-dialog.dom.test.tsx

@@ -66,6 +66,55 @@ beforeEach(() => {
 afterEach(cleanup);
 
 describe("export dialog lifecycle", () => {
+  it.each([
+    {
+      name: "undeclared",
+      allowedTools: null,
+      requiredSecrets: null,
+      expectedTools: "Not declared",
+      expectedSecrets: "Not declared",
+    },
+    {
+      name: "explicitly empty",
+      allowedTools: [],
+      requiredSecrets: [],
+      expectedTools: "None",
+      expectedSecrets: "None",
+    },
+    {
+      name: "declared values",
+      allowedTools: ["read_file"],
+      requiredSecrets: [{ name: "API_KEY", optional: false }],
+      expectedTools: "read_file",
+      expectedSecrets: "API_KEY (required)",
+    },
+  ])(
+    "renders $name requirements",
+    async ({
+      allowedTools,
+      requiredSecrets,
+      expectedTools,
+      expectedSecrets,
+    }) => {
+      mocks.load.mockResolvedValue({
+        ...manifest,
+        requirements: {
+          ...manifest.requirements,
+          allowed_tools: allowedTools,
+          required_secrets: requiredSecrets,
+        },
+      });
+      render(<SkillExportDialog name="demo" onClose={rs.fn()} />);
+      await screen.findByText("Declared requirements");
+      expect(
+        screen.getByText("Allowed tools").nextElementSibling?.textContent,
+      ).toBe(expectedTools);
+      expect(
+        screen.getByText("Credential names").nextElementSibling?.textContent,
+      ).toBe(expectedSecrets);
+    },
+  );
+
   it("pages the file list and distinguishes undeclared dependencies", async () => {
     render(<SkillExportDialog name="demo" onClose={rs.fn()} />);
     await screen.findByText("DEMO_KEY (optional)");