diff --git a/apps/ai-game-creator-shell/src-tauri/src/project/export.rs b/apps/ai-game-creator-shell/src-tauri/src/project/export.rs
index 2fe8aa290..d55fdcd59 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/project/export.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/project/export.rs
@@ -933,18 +933,26 @@ mod npm_export_tests {
     }
 
     #[test]
-    fn npm_package_contains_only_dist_and_publish_readme() {
+    fn npm_package_contains_dist_project_root_assets_and_publish_readme() {
         let base = PathBuf::from(std::env::var("HOME").unwrap()).join("data/tmp");
         fs::create_dir_all(&base).unwrap();
         let root = tempfile::tempdir_in(base).unwrap();
-        for directory in ["dist/assets", "assets", "exports", "node_modules", "game"] {
+        for directory in [
+            "dist/assets/uploads",
+            "assets/uploads",
+            "exports",
+            "node_modules",
+            "game",
+        ] {
             fs::create_dir_all(root.path().join(directory)).unwrap();
         }
         for file in [
             "package.json",
             "dist/index.html",
             "dist/assets/main.js",
+            "dist/assets/uploads/shared.png",
             "assets/hero.png",
+            "assets/uploads/shared.png",
             "exports/README.md",
             "node_modules/private.js",
             "game/source.js",
@@ -956,13 +964,331 @@ mod npm_export_tests {
             .iter()
             .map(|(name, _, _)| name.as_str())
             .collect::<Vec<_>>();
+        // 构建工程（dist 存在）的试玩包 = dist 构建产物（带 `game/` 前缀，归一化成
+        // 发行包时剥离）+ 项目根 `assets/**` 中 dist 未包含的素材（AGC 上传素材以
+        // `assets/uploads/...` 作为运行 URL，未必经 Vite public 复制进 dist）
+        // + 发布说明。`node_modules` 与 `game/` 源码不进包。
         assert_eq!(
             names,
             vec![
+                "assets/hero.png",
                 "exports/README.md",
                 "game/assets/main.js",
-                "game/index.html"
+                "game/assets/uploads/shared.png",
+                "game/index.html",
             ]
         );
+        // 同名素材以 dist 构建产物为准：根 `assets/uploads/shared.png` 会被丢弃，
+        // 否则归一化剥离 `game/` 前缀后会与 dist 条目重名。
+        let shared = files
+            .iter()
+            .find(|(name, _, _)| name == "game/assets/uploads/shared.png")
+            .expect("dist asset entry");
+        assert_eq!(
+            shared.1,
+            root.path().join("dist/assets/uploads/shared.png"),
+            "同路径素材必须保留 dist 构建产物"
+        );
+    }
+
+    #[test]
+    fn built_project_publish_payload_includes_uploaded_assets_and_prefers_dist_assets() {
+        let base = PathBuf::from(std::env::var("HOME").unwrap()).join("data/tmp");
+        fs::create_dir_all(&base).unwrap();
+        let root = tempfile::tempdir_in(base).unwrap();
+        for directory in [
+            "dist/assets/uploads",
+            "assets/uploads",
+            "exports",
+            "node_modules",
+            "game/src",
+        ] {
+            fs::create_dir_all(root.path().join(directory)).unwrap();
+        }
+        // 构建入口用根绝对引用 `/assets/main.js`：发行包必须把它改写成发行目录内可用的
+        // 相对引用，否则包根 index.html 取不到同一包内的资源。
+        let built_entry = "<!doctype html><html><body><canvas></canvas><script src=\"/assets/main.js\"></script></body></html>";
+        for (file, content) in [
+            ("package.json", "{\"scripts\":{\"build\":\"vite build\"}}"),
+            ("dist/index.html", built_entry),
+            ("dist/assets/main.js", "dist-main"),
+            ("dist/assets/uploads/shared.png", "dist-shared"),
+            ("assets/uploads/food.png", "root-food"),
+            ("assets/uploads/shared.png", "root-shared"),
+            ("exports/README.md", "publish notes"),
+            ("node_modules/private.js", "private"),
+            ("game/src/app.js", "game source"),
+        ] {
+            fs::write(root.path().join(file), content).unwrap();
+        }
+
+        let exported = export_local_project_package_at(root.path()).expect("export built project");
+        let payload =
+            read_local_project_export_package_at(root.path(), &exported.package_relative_path)
+                .expect("normalize publish package");
+
+        // 归一化后的发行包条目：`game/` 前缀已剥掉、dist 产物落在包根、项目根 `assets/**`
+        // 与 dist 独有路径并存、发布说明在包内；`node_modules` 与 `game/` 源码不入包。
+        let names = payload
+            .files
+            .iter()
+            .map(|file| file.path.clone())
+            .collect::<Vec<_>>();
+        assert_eq!(
+            names,
+            vec![
+                "assets/main.js",
+                "assets/uploads/food.png",
+                "assets/uploads/shared.png",
+                "exports/README.md",
+                "index.html",
+            ]
+        );
+        assert!(
+            names.iter().all(|name| !name.starts_with("game/")),
+            "发行包不得保留试玩包的 game/ 前缀：{names:?}"
+        );
+
+        let mut archive = zip::ZipArchive::new(Cursor::new(payload.package_bytes))
+            .expect("read normalized package");
+        let read_entry = |archive: &mut zip::ZipArchive<Cursor<Vec<u8>>>, name: &str| {
+            let mut bytes = Vec::new();
+            archive
+                .by_name(name)
+                .unwrap_or_else(|error| panic!("{name}: {error}"))
+                .read_to_end(&mut bytes)
+                .expect("read entry");
+            bytes
+        };
+        // dist 未包含的 AGC 上传素材（运行 URL `assets/uploads/...`）必须补入发行包。
+        assert_eq!(
+            read_entry(&mut archive, "assets/uploads/food.png"),
+            b"root-food"
+        );
+        // 同路径素材以 dist 构建产物为准，根版本被丢弃（否则归一化后会重名）。
+        assert_eq!(
+            read_entry(&mut archive, "assets/uploads/shared.png"),
+            b"dist-shared"
+        );
+        assert_eq!(read_entry(&mut archive, "assets/main.js"), b"dist-main");
+        assert_eq!(
+            read_entry(&mut archive, "exports/README.md"),
+            b"publish notes"
+        );
+        let entry_html =
+            String::from_utf8(read_entry(&mut archive, "index.html")).expect("utf8 entry");
+        assert!(
+            entry_html.contains("src=\"assets/main.js\""),
+            "{entry_html}"
+        );
+        assert!(!entry_html.contains("\"/assets/"), "{entry_html}");
+        // `node_modules` 与 `game/` 源码不得随包发布。
+        for forbidden in ["node_modules/private.js", "src/app.js", "game/src/app.js"] {
+            assert!(
+                archive.by_name(forbidden).is_err(),
+                "{forbidden} 不应进入发行包"
+            );
+        }
+    }
+}
+
+#[cfg(test)]
+mod publish_export_tests {
+    use super::*;
+
+    /// 发布前工程栈校验与「已有可玩入口时跳过构建」的回归覆盖。
+    ///
+    /// 这些用例原在 `src/tests/project.rs`，随 master `839051f53` 删除该文件、merge
+    /// `783ca014e` 采纳 master 侧而丢失，这里按原断言意图重建在现役测试布局内。
+    fn publish_project_tempdir(prefix: &str) -> tempfile::TempDir {
+        crate::tests::canonical_test_tempdir(prefix)
+    }
+
+    fn write_game_package_json(root: &Path, package: serde_json::Value) {
+        fs::write(
+            root.join("game/package.json"),
+            serde_json::to_string_pretty(&package).expect("serialize package json"),
+        )
+        .expect("write package json");
+    }
+
+    #[test]
+    fn publish_stack_validation_accepts_scaffolded_phaser4_vite_project() {
+        let temporary = publish_project_tempdir("agc-publish-stack-ok-");
+        let root = temporary.path();
+        init_local_game_project_at(root, "project-stack-ok", "栈校验通过项目")
+            .expect("project init");
+
+        ensure_publish_project_stack(root).expect("Phaser 4 + Vite 脚手架应通过发布前工程栈校验");
+    }
+
+    #[test]
+    fn publish_stack_validation_reports_actionable_error_for_phaser3() {
+        let temporary = publish_project_tempdir("agc-publish-stack-phaser3-");
+        let root = temporary.path();
+        init_local_game_project_at(root, "project-stack-phaser3", "Phaser 3 项目")
+            .expect("project init");
+        write_game_package_json(
+            root,
+            serde_json::json!({
+                "name": "stack-phaser3",
+                "private": true,
+                "scripts": { "build": "vite build" },
+                "dependencies": { "phaser": "^3.90.0" },
+                "devDependencies": { "vite": "^6.2.0" }
+            }),
+        );
+
+        let error = ensure_publish_project_stack(root).expect_err("Phaser 3 必须被拦下");
+
+        assert!(error.contains("只支持 Phaser 4"), "{error}");
+        assert!(error.contains("3.90.0"), "错误要带上当前声明版本：{error}");
+        assert!(
+            error.contains("npm install phaser@4.2.1"),
+            "错误要给出可操作修复：{error}"
+        );
+        // 错误文案只带项目内相对路径，不带本地绝对路径。
+        assert!(
+            !error.contains(&root.to_string_lossy().to_string()),
+            "{error}"
+        );
+    }
+
+    #[test]
+    fn publish_stack_validation_requires_phaser_dependency_and_vite() {
+        let temporary = publish_project_tempdir("agc-publish-stack-missing-");
+        let root = temporary.path();
+        init_local_game_project_at(root, "project-stack-missing", "缺依赖项目")
+            .expect("project init");
+        write_game_package_json(
+            root,
+            serde_json::json!({
+                "name": "stack-no-phaser",
+                "private": true,
+                "scripts": { "build": "vite build" },
+                "devDependencies": { "vite": "^6.2.0" }
+            }),
+        );
+        let error = ensure_publish_project_stack(root).expect_err("缺 phaser 必须被拦下");
+        assert!(error.contains("未声明 phaser 依赖"), "{error}");
+
+        // Phaser 4 但没有 Vite（依赖与配置都不存在）：错误必须指向 Vite。
+        fs::remove_file(root.join("game/vite.config.js")).expect("remove scaffold vite config");
+        write_game_package_json(
+            root,
+            serde_json::json!({
+                "name": "stack-webpack",
+                "private": true,
+                "scripts": { "build": "webpack" },
+                "dependencies": { "phaser": "4.2.1" }
+            }),
+        );
+        let error = ensure_publish_project_stack(root).expect_err("非 Vite 工程必须被拦下");
+        assert!(error.contains("vite"), "{error}");
+        assert!(error.contains("Vite 构建"), "{error}");
+    }
+
+    #[test]
+    fn publish_stack_validation_reads_semver_ranges_and_lockfile_versions() {
+        let temporary = publish_project_tempdir("agc-publish-stack-semver-");
+        let root = temporary.path();
+        init_local_game_project_at(root, "project-stack-semver", "版本区间项目")
+            .expect("project init");
+        write_game_package_json(
+            root,
+            serde_json::json!({
+                "name": "stack-semver",
+                "private": true,
+                "scripts": { "build": "vite build" },
+                "dependencies": { "phaser": ">=4 <5" },
+                "devDependencies": { "vite": "^6.2.0" }
+            }),
+        );
+        ensure_publish_project_stack(root).expect(">=4 <5 属于 Phaser 4");
+
+        // 声明成 `*` 时以 package-lock.json 的解析版本为准。
+        write_game_package_json(
+            root,
+            serde_json::json!({
+                "name": "stack-star",
+                "private": true,
+                "scripts": { "build": "vite build" },
+                "dependencies": { "phaser": "*" },
+                "devDependencies": { "vite": "^6.2.0" }
+            }),
+        );
+        fs::write(
+            root.join("game/package-lock.json"),
+            serde_json::to_string_pretty(&serde_json::json!({
+                "name": "stack-star",
+                "lockfileVersion": 3,
+                "packages": { "": {}, "node_modules/phaser": { "version": "3.90.0" } }
+            }))
+            .expect("serialize lockfile"),
+        )
+        .expect("write lockfile");
+        let error = ensure_publish_project_stack(root).expect_err("锁文件里的 Phaser 3 也要拦下");
+        assert!(error.contains("只支持 Phaser 4"), "{error}");
+    }
+
+    #[test]
+    fn publish_stack_validation_rejects_projects_without_npm_build_workspace() {
+        let temporary = publish_project_tempdir("agc-publish-stack-legacy-");
+        let root = temporary.path();
+        init_local_game_project_at(root, "project-stack-legacy", "无 npm 构建项目")
+            .expect("project init");
+        // 去掉 npm 工作区（没有 package.json 也就没有 build 脚本），单文件项目不属于客户端首版合同。
+        fs::remove_file(root.join("game/package.json")).expect("remove game package json");
+
+        let error = ensure_publish_project_stack(root).expect_err("单文件项目必须失败关闭");
+        assert!(error.contains("只支持 Phaser 4"), "{error}");
+    }
+
+    #[tokio::test]
+    async fn publish_export_skips_build_when_phaser_vite_entry_exists() {
+        let temporary = publish_project_tempdir("agc-publish-skip-build-");
+        let root = temporary.path();
+        init_local_game_project_at(root, "project-publish-skip", "已构建发布项目")
+            .expect("project init");
+        // 已有可玩构建产物：发布会直接打包，不再触发 npm run build。
+        fs::create_dir_all(root.join("game/dist")).expect("create dist directory");
+        write_game_package_json(
+            root,
+            serde_json::json!({
+                "name": "publish-skip-fixture",
+                "private": true,
+                "scripts": { "build": "vite build" },
+                "dependencies": { "phaser": "4.2.1" },
+                "devDependencies": { "vite": "^6.2.0" }
+            }),
+        );
+        fs::write(root.join("game/vite.config.js"), "export default {};\n")
+            .expect("write vite config");
+        fs::write(
+            root.join("game/dist/index.html"),
+            "<!doctype html><html><body><canvas></canvas><script>window.started = true;</script></body></html>",
+        )
+        .expect("write playable html");
+
+        let result = export_local_project_package_for_publish_at(root)
+            .await
+            .expect("已有可玩入口且缺少 README 时应自动生成并直接导出");
+
+        assert!(result.package_relative_path.ends_with(".zip"));
+        let readme =
+            fs::read_to_string(root.join("exports/README.md")).expect("read generated readme");
+        assert!(readme.contains("# 已构建发布项目 试玩说明"), "{readme}");
+        let payload = read_local_project_export_package_at(root, &result.package_relative_path)
+            .expect("read publishable package");
+        assert!(payload.files.iter().any(|file| file.path == "index.html"));
+        assert!(payload
+            .files
+            .iter()
+            .any(|file| file.path == "exports/README.md"));
+        let log = fs::read_to_string(root.join(".agent/logs/command.log")).unwrap_or_default();
+        assert!(
+            !log.contains("project.verify build"),
+            "已有可玩入口时不应触发构建：{log}"
+        );
     }
 }