ci(javascript): build @itk-wasm/demo-app prior to build:gen:typescript

To address:

  cp: no such file or directory: node_modules/@itk-wasm/demo-app/dist/assets

Author: thewtex

.github/workflows/cypress.yml

@@ -45,6 +45,10 @@ jobs:
         run: |
           pnpm run --aggregate-output --filter itk-wasm build
 
+      - name: Build @itk-wasm/demo-app
+        run: |
+          pnpm run --aggregate-output --filter '@itk-wasm/demo-app' build
+
       - name: Build build:gen:typescript
         run: |
           pnpm run --aggregate-output --filter "@itk-wasm/${{ matrix.package }}-build..." build:gen:typescript

.github/workflows/javascript-typescript.yml

@@ -46,6 +46,10 @@ jobs:
       run: |
         pnpm run --aggregate-output --filter itk-wasm build
 
+    - name: Build @itk-wasm/demo-app
+      run: |
+        pnpm run --aggregate-output --filter '@itk-wasm/demo-app' build
+
     - name: Build build:gen:typescript
       run: |
         pnpm run --aggregate-output build:gen:typescript