ci: ubuntu 20.04 as linux actions target

.github/workflows/build.yml

@@ -11,7 +11,7 @@ jobs:
 
     strategy:
       matrix:
-        os: [macos-latest, ubuntu-latest, windows-latest]
+        os: [macos-latest, ubuntu-20.04, windows-latest]
 
     steps:
       - name: Check out Git repository

.github/workflows/create-artifact-linux.yml

@@ -5,7 +5,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - name: Check out Git repository
         uses: actions/checkout@v3

src/renderer/components/WorkspaceEmptyState.vue

@@ -45,7 +45,7 @@ const workspace = computed(() => {
 changeBreadcrumbs({ schema: workspace.value.breadcrumbs.schema });
 </script>
 
-<style scoped>
+<style lang="scss" scoped>
   .empty {
     height: 100%;
     border-radius: 0;