ci: adding systemvars to webpack

.github/workflows/build.yml

@@ -54,7 +54,7 @@ jobs:
         run: yarn run publish
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          STEAMGRIDDB_API_KEY: ${{ env.STEAMGRIDDB_API_KEY }}
+          STEAMGRIDDB_API_KEY: ${{ secrets.STEAMGRIDDB_API_KEY }}
 
       - name: Create artifact
         uses: actions/upload-artifact@v4

webpack.plugins.ts

@@ -10,5 +10,7 @@ export const plugins = [
   }),
   new Dotenv({
     path: "./.env",
+    safe: true,
+    systemvars: true,
   }),
 ];