feature: create release workflow and clean the env-client file

Author: arnaudpfu

.github/workflows/release.yml

@@ -0,0 +1,35 @@
+name: Publish to npm
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write # Needed for npm provenance
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 9 # or your preferred pnpm version
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '20' # or your preferred version
+          cache: 'pnpm'
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Build package
+        run: cd core && pnpm build
+
+      - name: Publish to npm
+        run: cd core && pnpm publish --no-git-checks --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}