ci: fix Dockerfile & ci

web/build.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+version=$(cat VERSION)
+themes=$(cat THEMES)
+IFS=$'\n'
+
+for theme in $themes; do
+    echo "Building theme: $theme"
+    cd $theme
+    npm install
+    DISABLE_ESLINT_PLUGIN='true' REACT_APP_VERSION=$version npm run build
+    cd ..
+done