reference github actions assets in readme

.github/workflows/frontend-asset-build.yml

@@ -5,7 +5,6 @@ jobs:
   build-frontend-assets:
     runs-on: ubuntu-latest
     steps:
-      - run: sudo apt-get update && sudo apt-get install -y podman
       - name: Check out repository code
         uses: actions/checkout@v3
       - run: ./build-frontend.sh

README.md

@@ -18,8 +18,9 @@ location /ws {
 * ensure `mod_curl` is loaded (add to `/etc/freeswitch/autoload_configs/modules.conf.xml`)
 * to install dependencies: `composer install`
 * as with most FusionPBX apps, must run schema and menu upgrade after installation.
-* Build frontend: `./build-frontend.sh` uses podman to transpile the frontend javascript in a container, and produces files at `js/`.
-  This can be done remotely then copied into place. Must be re-run on updates.
+* Install frontend assets to `js/`. There area two ways to get them:
+  * run `./build-frontend.sh` on a system with podman installed.
+  * download the files from the latest GitHub Actions build
 
 ## Current limitations
 * Contacts are displayed to users who don't have contact_read_* permissions