RJiazhen · Oct 18, 2026 · Oct 18, 2026 · Oct 18, 2026 · Oct 18, 2026
diff --git a/docs/architecture.md b/docs/architecture.md
@@ -187,7 +187,7 @@ Deep link authority = `publisher.name` → `RuanJiazhen.learn-by-diff`.
 
 ## Examples
 
-- `packages/courses-config` — course catalog plus each course’s JSONC. Includes `chibivue-zh-cn` and `demo-course` (git URL + `source.root: examples/demo-source`, chapter `docs` samples: https tutorial, Markdown, PDF).
+- `packages/courses-config` — course catalog plus each course’s JSONC. Includes `chibivue-zh-cn`, `chibivue-zh-tw`, `chibivue-ja`, `chibivue-en` (same `book/impls` snapshots; chapter `docs` follow the book locale) and `demo-course` (git URL + `source.root: examples/demo-source`, chapter `docs` samples: https tutorial, Markdown, PDF).
 - `examples/demo-source` — `start` / `skeleton` / `particles` / `follow` / `glow` snapshots (canvas particles that follow the cursor).
 - `apps/website` — VitePress docs site (`https://rjiazhen.github.io/learn-by-diff/`).
 

diff --git a/packages/courses-config/README.md b/packages/courses-config/README.md
@@ -11,6 +11,9 @@
 | 目录                                                     | 课程                                         | 语言     | 说明                                                                                                                                                                                                      |
 | -------------------------------------------------------- | -------------------------------------------- | -------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | [chibivue-zh-cn](./chibivue-zh-cn/course.jsonc)          | chibivue：从一行 Hello, World 开始，逐步构建 | 简体中文 | 对照 [chibivue 在线书](https://book.chibivue.land/zh-cn/00-introduction/010-about.html)，从 `createApp` 逐步实现 Vue.js。源码来自 [chibivue](https://github.com/chibivue-land/chibivue) 的 `book/impls`。 |
+| [chibivue-zh-tw](./chibivue-zh-tw/course.jsonc)          | chibivue：從一行 Hello, World 開始，逐步建置 | 繁體中文 | 對照 [chibivue 線上書](https://book.chibivue.land/zh-tw/00-introduction/010-about.html)，從 `createApp` 逐步實作 Vue.js。源碼同樣來自 `book/impls`。                                                      |
+| [chibivue-ja](./chibivue-ja/course.jsonc)                | chibivue：Hello, World の 1 行から一歩ずつ   | 日本語   | [chibivue オンラインブック](https://book.chibivue.land/ja/00-introduction/010-about.html)に沿って、`createApp` から Vue.js を実装する。ソースは同じ `book/impls`。                                        |
+| [chibivue-en](./chibivue-en/course.jsonc)                | chibivue: from one line of Hello, World      | English  | Follow the [chibivue book](https://book.chibivue.land/00-introduction/010-about.html) and implement Vue.js from `createApp`. Snapshots are the same `book/impls` tree.                                    |
 | [demo-course](./demo-course/.course-config/course.jsonc) | Cursor particles                             | English  | 本仓库内的示例课。快照在 `examples/demo-source`。                                                                                                                                                         |
 
 后续课程会继续以独立目录的形式加入本目录。新增含顶层 `course.jsonc` 的目录时，提交前的钩子会把它补进 `courses.jsonc`。`.course-config/course.jsonc` 这种布局需要手写目录行。
diff --git a/packages/courses-config/chibivue-en/chapters/001-about.jsonc b/packages/courses-config/chibivue-en/chapters/001-about.jsonc
@@ -0,0 +1,9 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "about",
+  "title": "Getting Started",
+  "fromDir": "",
+  "toDir": "",
+  "docs": "https://book.chibivue.land/00-introduction/010-about",
+  "changedFiles": [],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/002-what-is-vue.jsonc b/packages/courses-config/chibivue-en/chapters/002-what-is-vue.jsonc
@@ -0,0 +1,9 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "what-is-vue",
+  "title": "What is Vue.js?",
+  "fromDir": "",
+  "toDir": "",
+  "docs": "https://book.chibivue.land/00-introduction/020-what-is-vue",
+  "changedFiles": [],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/003-vue-core-components.jsonc b/packages/courses-config/chibivue-en/chapters/003-vue-core-components.jsonc
@@ -0,0 +1,9 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "vue-core-components",
+  "title": "Key Elements of Vue.js",
+  "fromDir": "",
+  "toDir": "",
+  "docs": "https://book.chibivue.land/00-introduction/030-vue-core-components",
+  "changedFiles": [],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/004-setup-project.jsonc b/packages/courses-config/chibivue-en/chapters/004-setup-project.jsonc
@@ -0,0 +1,50 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "setup-project",
+  "title": "Approach in This Book and Setting Up the Environment",
+  "fromDir": "",
+  "toDir": "00_introduction/010_project_setup",
+  "docs": "https://book.chibivue.land/00-introduction/040-setup-project",
+  "changedFiles": [
+    {
+      "path": "examples/playground/index.html",
+      "kind": "U",
+    },
+    {
+      "path": "examples/playground/package.json",
+      "kind": "U",
+    },
+    {
+      "path": "examples/playground/src/main.ts",
+      "kind": "U",
+    },
+    {
+      "path": "examples/playground/tsconfig.json",
+      "kind": "U",
+    },
+    {
+      "path": "examples/playground/vite.config.ts",
+      "kind": "U",
+    },
+    {
+      "path": "package.json",
+      "kind": "U",
+    },
+    {
+      "path": "packages/index.ts",
+      "kind": "U",
+    },
+    {
+      "path": "pnpm-workspace.yaml",
+      "kind": "U",
+    },
+    {
+      "path": "tsconfig.json",
+      "kind": "U",
+    },
+    {
+      "path": "vite.config.ts",
+      "kind": "U",
+    },
+  ],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/005-create-app-api.jsonc b/packages/courses-config/chibivue-en/chapters/005-create-app-api.jsonc
@@ -0,0 +1,26 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "create-app-api",
+  "title": "First Rendering and the createApp API",
+  "fromDir": "00_introduction/010_project_setup",
+  "toDir": "10_minimum_example/010_create_app",
+  "docs": "https://book.chibivue.land/10-minimum-example/010-create-app-api",
+  "changedFiles": [
+    {
+      "path": "examples/playground/src/main.ts",
+      "kind": "M",
+    },
+    {
+      "path": "examples/playground/vite.config.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/index.ts",
+      "kind": "M",
+    },
+    {
+      "path": "tests/e2e.spec.ts",
+      "kind": "U",
+    },
+  ],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/006-package-architecture.jsonc b/packages/courses-config/chibivue-en/chapters/006-package-architecture.jsonc
@@ -0,0 +1,50 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "package-architecture",
+  "title": "Package Architecture",
+  "fromDir": "10_minimum_example/010_create_app",
+  "toDir": "10_minimum_example/015_package_architecture",
+  "docs": "https://book.chibivue.land/10-minimum-example/015-package-architecture",
+  "changedFiles": [
+    {
+      "path": "examples/playground/vite.config.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/index.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/apiCreateApp.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-core/component.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-core/componentOptions.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-core/index.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-core/renderer.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-dom/index.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-dom/nodeOps.ts",
+      "kind": "U",
+    },
+    {
+      "path": "tests/e2e.spec.ts",
+      "kind": "M",
+    },
+  ],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/007-simple-h-function.jsonc b/packages/courses-config/chibivue-en/chapters/007-simple-h-function.jsonc
@@ -0,0 +1,62 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "simple-h-function",
+  "title": "Let's Enable Rendering HTML Elements",
+  "fromDir": "10_minimum_example/015_package_architecture",
+  "toDir": "10_minimum_example/020_simple_h_function",
+  "docs": "https://book.chibivue.land/10-minimum-example/020-simple-h-function",
+  "changedFiles": [
+    {
+      "path": "examples/playground/src/main.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/index.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/apiCreateApp.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/h.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-core/index.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/renderer.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/vnode.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-dom/index.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-dom/modules/attrs.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-dom/modules/events.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-dom/nodeOps.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-dom/patchProp.ts",
+      "kind": "U",
+    },
+    {
+      "path": "tests/e2e.spec.ts",
+      "kind": "M",
+    },
+  ],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/008-event-handler-and-attrs.jsonc b/packages/courses-config/chibivue-en/chapters/008-event-handler-and-attrs.jsonc
@@ -0,0 +1,9 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "event-handler-and-attrs",
+  "title": "Let's work on supporting event handlers and attributes.",
+  "fromDir": "10_minimum_example/020_simple_h_function",
+  "toDir": "10_minimum_example/020_simple_h_function",
+  "docs": "https://book.chibivue.land/10-minimum-example/025-event-handler-and-attrs",
+  "changedFiles": [],
+}
diff --git a/...es-config/chibivue-en/chapters/009-prerequisite-knowledge-for-the-reactivity-system.jsonc b/...es-config/chibivue-en/chapters/009-prerequisite-knowledge-for-the-reactivity-system.jsonc
@@ -0,0 +1,9 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "prerequisite-knowledge-for-the-reactivity-system",
+  "title": "Prerequisite Knowledge for the Reactivity System",
+  "fromDir": "10_minimum_example/020_simple_h_function",
+  "toDir": "10_minimum_example/020_simple_h_function",
+  "docs": "https://book.chibivue.land/10-minimum-example/030-prerequisite-knowledge-for-the-reactivity-system",
+  "changedFiles": [],
+}
diff --git a/...ourses-config/chibivue-en/chapters/010-try-implementing-a-minimum-reactivity-system.jsonc b/...ourses-config/chibivue-en/chapters/010-try-implementing-a-minimum-reactivity-system.jsonc
@@ -0,0 +1,54 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "try-implementing-a-minimum-reactivity-system",
+  "title": "Try Implementing a Small Reactivity System",
+  "fromDir": "10_minimum_example/020_simple_h_function",
+  "toDir": "10_minimum_example/030_reactive_system",
+  "docs": "https://book.chibivue.land/10-minimum-example/035-try-implementing-a-minimum-reactivity-system",
+  "changedFiles": [
+    {
+      "path": "examples/playground/src/main.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/index.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/reactivity/baseHandler.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/reactivity/dep.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/reactivity/effect.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/reactivity/index.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/reactivity/reactive.ts",
+      "kind": "U",
+    },
+    {
+      "path": "packages/runtime-core/apiCreateApp.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/componentOptions.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/renderer.ts",
+      "kind": "M",
+    },
+    {
+      "path": "tests/e2e.spec.ts",
+      "kind": "M",
+    },
+  ],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/011-minimum-virtual-dom.jsonc b/packages/courses-config/chibivue-en/chapters/011-minimum-virtual-dom.jsonc
@@ -0,0 +1,34 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "minimum-virtual-dom",
+  "title": "A Minimal Virtual DOM",
+  "fromDir": "10_minimum_example/030_reactive_system",
+  "toDir": "10_minimum_example/040_vdom_system",
+  "docs": "https://book.chibivue.land/10-minimum-example/040-minimum-virtual-dom",
+  "changedFiles": [
+    {
+      "path": "packages/runtime-core/apiCreateApp.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/h.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/renderer.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/vnode.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-dom/nodeOps.ts",
+      "kind": "M",
+    },
+    {
+      "path": "tests/e2e.spec.ts",
+      "kind": "M",
+    },
+  ],
+}
diff --git a/packages/courses-config/chibivue-en/chapters/012-minimum-component.jsonc b/packages/courses-config/chibivue-en/chapters/012-minimum-component.jsonc
@@ -0,0 +1,38 @@
+{
+  "$schema": "https://raw.githubusercontent.com/RJiazhen/learn-by-diff/refs/heads/main/packages/protocol/schema.json#/$defs/chapter",
+  "id": "minimum-component",
+  "title": "Aspiring for Component-Oriented Development",
+  "fromDir": "10_minimum_example/040_vdom_system",
+  "toDir": "10_minimum_example/050_component_system",
+  "docs": "https://book.chibivue.land/10-minimum-example/050-minimum-component",
+  "changedFiles": [
+    {
+      "path": "examples/playground/src/main.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/component.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/h.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/renderer.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-core/vnode.ts",
+      "kind": "M",
+    },
+    {
+      "path": "packages/runtime-dom/nodeOps.ts",
+      "kind": "M",
+    },
+    {
+      "path": "tests/e2e.spec.ts",
+      "kind": "M",
+    },
+  ],
+}