update workflows.

.github/workflows/client_build.yml

@@ -0,0 +1,39 @@
+name: Build and Publish Client Artifacts
+
+on:
+  pull_request: # Change to push when ready to deploy
+    branches:
+      - master
+    paths:
+      - client/**
+      - .github/workflows/client_build.yml
+
+jobs:
+  client_build:
+    name: Build and Publish Client Artifacts
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 18
+          cache: npm
+          cache-dependency-path: client/package-lock.json
+
+      - name: Install dependencies
+        working-directory: ./client
+        run: npm ci
+
+      - name: Build client
+        working-directory: ./client
+        run: npm run build
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: client
+          path: client/dist