fix workflow

.github/workflows/prebuild.yml

@@ -2,7 +2,7 @@ on:
     repository_dispatch:
         types: [on-demand-build]
     release:
-        types: [published, created, prereleased]
+        types: [created]
 jobs:
     build:
         strategy:
@@ -17,6 +17,9 @@ jobs:
             - uses: actions/setup-node@master
               with:
                   node-version: '13.x'
+            - name: Install ubuntu deps
+              if: contains(matrix.os, 'ubuntu')
+              run: sudo apt install mesa-common-dev libglu1-mesa-dev
             - name: Install deps
               run: npm install
               env: