Add CI and README package links

Author: Recoveredd

.github/workflows/ci.yml

@@ -0,0 +1,46 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    name: Test on Node ${{ matrix.node-version }}
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version:
+          - 20
+          - 22
+
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Set up Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Typecheck
+        run: npm run typecheck
+
+      - name: Build
+        run: npm run build
+
+      - name: Test
+        run: npm test

README.md

@@ -1,12 +1,22 @@
 # text-similarity-kit
 
+[![npm version](https://img.shields.io/npm/v/text-similarity-kit.svg)](https://www.npmjs.com/package/text-similarity-kit)
+[![License: MPL-2.0](https://img.shields.io/badge/license-MPL--2.0-blue.svg)](LICENSE)
+[![CI](https://github.com/Recoveredd/text-similarity-kit/actions/workflows/ci.yml/badge.svg)](https://github.com/Recoveredd/text-similarity-kit/actions/workflows/ci.yml)
+
 Compare and rank short strings with a small TypeScript-first toolkit.
 
 `text-similarity-kit` is a clean-room alternative for everyday fuzzy matching tasks: search suggestions, typo-tolerant labels, command palettes, duplicate detection and lightweight record matching. It ships as ESM, has no runtime dependencies and works in Node.js or modern browsers.
 
-## Demo
+Links: [Demo](https://packages.wasta-wocket.fr/text-similarity-kit/) · [npm](https://www.npmjs.com/package/text-similarity-kit) · [GitHub](https://github.com/Recoveredd/text-similarity-kit)
+
+## Package quality
 
-Try the browser demo: https://packages.wasta-wocket.fr/text-similarity-kit/
+- TypeScript types are generated from the source.
+- ESM-only package with no runtime dependencies.
+- Marked as side-effect free for bundlers.
+- Tested on Node.js 20 and 22 with GitHub Actions.
+- Works in Node.js, browsers, Vite apps and static docs tooling.
 
 ## Install