Updated README and actions

.github/copilot-instructions.md

@@ -51,10 +51,6 @@ Source code is plain JavaScript (`.js`) in `src/`. TypeScript type declarations
 - `utils/` — General utilities
   - `array.js`, `string.js`, `files.js`, `paths.js`, `hedStrings.js`, `memoizer.js`, `xml.js`
 
-**Browser App** (`browser/`):
-
-- A separate Vite/React app for browser-based HED validation. Has its own `package.json` and `vite.config.js`.
-
 ## Common commands
 
 ```powershell
@@ -75,14 +71,6 @@ npm run clear_jest_cache           # Clear Jest cache
 npx jest tests/otherTests/hed.spec.js
 ```
 
-**Browser app (separate package):**
-
-```powershell
-cd browser ; npm install ; npm test   # Run browser (Vitest) tests
-cd browser ; npm run build            # Build browser app
-cd browser ; npm run preview          # Serve browser app locally
-```
-
 ## Testing structure
 
 ```
@@ -96,8 +84,6 @@ tests/
 spec_tests/
   jsonTests.spec.js   # Runs the HED spec test suite
   javascriptTests.json
-browser/
-  vitest.config.js    # Separate Vitest suite for browser components
 ```
 
 Jest is configured via `jest.config.js` and `babel.config.js`. Note: `jest.config.js` has a
@@ -120,7 +106,6 @@ do not remove it or those imports will fail in tests.
 - `tests/` — Jest test suite
 - `spec_tests/` — HED spec-level tests
 - `types/` — TypeScript type declarations (`index.d.ts`, `test.ts`)
-- `browser/` — Vite/React browser demo app
 - `dist/` — Compiled output, generated by `npm run build` (not committed)
 - `scripts/` — Helper scripts for type testing
 - `esbuild.mjs` — Build configuration
@@ -130,15 +115,14 @@ do not remove it or those imports will fail in tests.
 
 CI runs on every push/PR to `main`. Replicate these locally before opening a PR:
 
-| Workflow              | Command                                             | Notes                                              |
-| --------------------- | --------------------------------------------------- | -------------------------------------------------- |
-| `tests.yml`           | `npm ci ; npm test`                                 | Runs `tests/` suite on Node 22, lts/\*, latest     |
-| `tests.yml`           | `npm ci ; npm run testSpecs`                        | Runs `spec_tests/` suite                           |
-| `tests.yml` (browser) | `cd browser ; npm install ; npm test`               | Separate Vitest browser suite                      |
-| `test-types.yml`      | `npm ci ; npm run build ; npm pack` then type-check | **Build required before type check**               |
-| `codeql.yml`          | automatic                                           | CodeQL security scan (JavaScript)                  |
-| `codespell.yaml`      | automatic                                           | Spell check source files                           |
-| `links.yml`           | automatic                                           | Lychee link checker (configured via `lychee.toml`) |
+| Workflow         | Command                                             | Notes                                              |
+| ---------------- | --------------------------------------------------- | -------------------------------------------------- |
+| `tests.yml`      | `npm ci ; npm test`                                 | Runs `tests/` suite on Node 22, lts/\*, latest     |
+| `tests.yml`      | `npm ci ; npm run testSpecs`                        | Runs `spec_tests/` suite                           |
+| `test-types.yml` | `npm ci ; npm run build ; npm pack` then type-check | **Build required before type check**               |
+| `codeql.yml`     | automatic                                           | CodeQL security scan (JavaScript)                  |
+| `codespell.yaml` | automatic                                           | Spell check source files                           |
+| `links.yml`      | automatic                                           | Lychee link checker (configured via `lychee.toml`) |
 
 **Type-check locally (without packing):**
 

.github/workflows/tests.yml

@@ -55,34 +55,3 @@ jobs:
         run: npm ci
       - name: Run JSON spec tests with Node.js ${{ matrix.node-version }}
         run: npm run testSpecs
-
-  Browser-tests:
-    runs-on: ubuntu-latest
-
-    strategy:
-      matrix:
-        node-version: [22.x, lts/*, 'node']
-
-    steps:
-      - name: Check out the code
-        uses: actions/checkout@v6
-      - name: Set up with Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v6
-        with:
-          node-version: ${{ matrix.node-version }}
-      - name: Print Node.js version and CI environment
-        run: |
-          echo "Node.js version: $(node -v)"
-          echo "Environment: CI=${{ env.CI }}"
-      - name: Download root dependencies
-        run: npm ci
-      - name: Clean browser dependencies
-        working-directory: ./browser
-        run: |
-          rm -rf package-lock.json node_modules
-      - name: Install browser dependencies
-        working-directory: ./browser
-        run: npm install
-      - name: Run browser tests with Node.js ${{ matrix.node-version }}
-        working-directory: ./browser
-        run: npm test

README.md

@@ -23,11 +23,11 @@ A sample of current `hed-validator` usage in BIDS can be found in the BIDS valid
 ## Online validation
 
 A browser-based validator that uses this package is available at
-[www.hedtags.org/hed-javascript](https://www.hedtags.org/hed-javascript).
+[www.hedtags.org/hed-web](https://www.hedtags.org/hed-web/).
 This online validator allows users to validate HED annotations in a web
 browser without needing to install any software or upload files to a server.
 The API documentation for this package is available at
-[www.hedtags.org/hed-javascript/docs](https://www.hedtags.org/hed-javascript/docs).
+[www.hedtags.org/hed-javascript](https://www.hedtags.org/hed-javascript/).
 
 A number of tools for HED, including validation are also available in a Python-based
 [online validator](https://hedtools.org/hed).
@@ -68,8 +68,11 @@ be done as PRs (pull requests) to the `main` branch.
 
 ### Running the browser locally
 
+The browser app has moved to the [hed-web](https://github.com/hed-standard/hed-web) repository.
+
 ```code
-cd browser
+git clone https://github.com/hed-standard/hed-web
+cd hed-web
 npm install
 npm run build
 npm run preview