Make English the repository working language (#5)

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

packages/web/test/skill-use.test.ts

@@ -7,31 +7,31 @@
 import { describe, expect, it } from "vitest";
 import { buildSkillsMessage, parseSkillsMessage } from "../src/features/chat/skill-use";
 
-describe("buildSkillsMessage（<use_skills> 块 + 正文）", () => {
-  it("单技能：块（首行标签、次行 skills:、闭合标签）+ 空行 + 正文", () => {
-    expect(buildSkillsMessage(["penguin-sdk"], "帮我写个 demo")).toBe(
-      "<use_skills>\nskills: penguin-sdk\n</use_skills>\n\n帮我写个 demo",
+describe("buildSkillsMessage (<use_skills> block + body)", () => {
+  it("single skill: block (tag line, skills: line, closing tag) + blank line + body", () => {
+    expect(buildSkillsMessage(["penguin-sdk"], "write me a demo")).toBe(
+      "<use_skills>\nskills: penguin-sdk\n</use_skills>\n\nwrite me a demo",
     );
   });
 
-  it("多技能：skills: 行逗号 + 空格分隔", () => {
+  it("multiple skills: the skills: line is comma + space separated", () => {
     expect(buildSkillsMessage(["agent-creation", "penguin-cli"], "x")).toBe(
       "<use_skills>\nskills: agent-creation, penguin-cli\n</use_skills>\n\nx",
     );
   });
 
-  it("空名单不包块：原样返回正文", () => {
+  it("an empty list adds no block: the body returns unchanged", () => {
     expect(buildSkillsMessage([], "hello")).toBe("hello");
     expect(buildSkillsMessage([], "")).toBe("");
   });
 
-  it("无正文时只有块，无尾随空行", () => {
+  it("block only without a body, no trailing blank line", () => {
     expect(buildSkillsMessage(["solo"], "")).toBe("<use_skills>\nskills: solo\n</use_skills>");
   });
 });
 
-describe("parseSkillsMessage（逆向解析，驱动「使用技能」横幅）", () => {
-  it("与 build 往返一致（多技能、多行正文）", () => {
+describe("parseSkillsMessage (reverse parsing, driving the use-skills banner)", () => {
+  it("round-trips with build (multiple skills, multi-line body)", () => {
     const text = buildSkillsMessage(["agent-creation", "penguin-cli"], "use them\nline2");
     expect(parseSkillsMessage(text)).toEqual({
       skills: ["agent-creation", "penguin-cli"],
@@ -39,29 +39,30 @@ describe("parseSkillsMessage（逆向解析，驱动「使用技能」横幅）"
     });
   });
 
-  it("正文含 < 字符（含尖括号标签样式的文本）不受影响", () => {
-    const body = "compare a < b and keep <tag> markers\n<use_skills> 字样也只是正文";
+  it("a body containing < characters (including tag-like text) is unaffected", () => {
+    const body =
+      "compare a < b and keep <tag> markers\n<use_skills> appearing here is still just body text";
     expect(parseSkillsMessage(buildSkillsMessage(["x-skill"], body))).toEqual({
       skills: ["x-skill"],
       rest: body,
     });
   });
 
-  it("只含块无正文：rest 为空串", () => {
+  it("block only, no body: rest is an empty string", () => {
     expect(parseSkillsMessage("<use_skills>\nskills: solo\n</use_skills>")).toEqual({
       skills: ["solo"],
       rest: "",
     });
   });
 
-  it("块不在消息开头（前置正文/空白）不解析；普通消息不解析", () => {
+  it("a block not at the start of the message (preceding body/whitespace) does not parse; plain messages do not parse", () => {
     const block = buildSkillsMessage(["a"], "b");
     expect(parseSkillsMessage(`hi\n${block}`)).toBeNull();
     expect(parseSkillsMessage(` ${block}`)).toBeNull();
     expect(parseSkillsMessage("plain text mentioning <use_skills> only")).toBeNull();
   });
 
-  it("skills: 行为空白视为非来源块", () => {
+  it("a blank skills: line means it is not a skills block", () => {
     expect(parseSkillsMessage("<use_skills>\nskills:  \n</use_skills>\n\nbody")).toBeNull();
     expect(parseSkillsMessage("<use_skills>\nskills: , ,\n</use_skills>")).toBeNull();
   });