build: ship THIRD-PARTY-LICENSES.md at the package root

Author: damyanpetev

.gitignore

@@ -135,6 +135,7 @@ dist
 dist
 node_modules
 src/wwwroot/
+src/THIRD-PARTY-LICENSES.md
 bin
 obj
 

src/IgniteUI.Blazor.Lite.csproj

@@ -81,6 +81,13 @@
       <Pack>True</Pack>
       <PackagePath>\</PackagePath>
     </None>
+    <!-- Written by `npm run build` (vite build.license): every bundled JS dependency's license. Pack runs in the
+         outer multi-target build, where the SDK's default None glob is not evaluated, so the file is added explicitly. -->
+    <None Remove="THIRD-PARTY-LICENSES.md" />
+    <None Include="THIRD-PARTY-LICENSES.md" Condition="Exists('THIRD-PARTY-LICENSES.md')">
+      <Pack>True</Pack>
+      <PackagePath>\</PackagePath>
+    </None>
   </ItemGroup>
 
   <ItemGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">

tests/js/static-web-assets.test.mjs

@@ -78,7 +78,7 @@ test('no free `global` references (webpack polyfilled it; ESM does not)', () =>
 });
 
 test('legal notices survive: in-source ones inline, dependencies via the license manifest', () => {
-  assert.ok(existsSync(join(wwwroot, 'THIRD-PARTY-LICENSES.md')), 'build.license manifest missing');
+  assert.ok(existsSync('src/THIRD-PARTY-LICENSES.md'), 'build.license manifest missing next to the csproj');
   // Notices inside our own sources (e.g. vendored snippets) are invisible to build.license, so they must stay inline.
   const emitted = jsFiles.map(read).join('\n');
   const walk = (dir) => {

vite.config.mts

@@ -1,9 +1,10 @@
-import { cpSync } from 'node:fs';
+import { cpSync, renameSync } from 'node:fs';
 import { resolve } from 'node:path';
 import { defineConfig, type Plugin } from 'vite';
 
 const outDir = 'src/wwwroot';
 const initializer = 'IgniteUI.Blazor.Lite.lib.module.js';
+const licenseManifest = 'THIRD-PARTY-LICENSES.md';
 /** Public modules keep fixed names so apps can import them and/or import maps can override them. */
 const fixedNames: Record<string, string> = { api: 'api.js', 'lit-html': 'lit-html.js', legacyStub: 'app.bundle.js' };
 const entries = { app: 'src/src/index.ts', api: 'src/src/api.ts', legacyStub: 'src/src/app.bundle.ts' };
@@ -39,12 +40,14 @@ function emitInitializer(): Plugin {
   };
 }
 
-/** Copy igniteui-webcomponents themes to wwwroot */
+/** Copy igniteui-webcomponents themes to wwwroot & move the license manifest */
 function copyThemes(): Plugin {
   return {
     name: 'ig-copy-themes',
     closeBundle() {
       cpSync('node_modules/igniteui-webcomponents/themes', `${outDir}/themes`, { recursive: true });
+      // move out of wwwroot since it's not a web asset (rolldown only emits inside outDir)
+      renameSync(`${outDir}/${licenseManifest}`, `src/${licenseManifest}`);
     },
   };
 }
@@ -61,7 +64,7 @@ export default defineConfig(({ mode }) => {
       outDir,
       emptyOutDir: true,
       // One manifest of every bundled dependency's license; does not include inlined ones from rolldownOptions.output.comments.legal
-      license: { fileName: 'THIRD-PARTY-LICENSES.md' },
+      license: { fileName: licenseManifest },
       sourcemap: isDev,
       // Lib mode keeps the lazy imports free of vite's preload helper (import.meta.url-based — wrong under _content/).
       lib: { formats: ['es'] },