а если так?

.github/workflows/testing.yml

@@ -23,10 +23,22 @@ jobs:
         with:
           node-version: 18
 
+      - name: Get npm cache directory
+        if: ${{ runner.os != 'Windows' }}
+        id: npm-cache-dir
+        shell: bash
+        run: echo "dir=$(npm config get cache)" >> ${GITHUB_OUTPUT}
+
+      - name: Get npm cache directory
+        if: ${{ runner.os == 'Windows' }}
+        id: npm-cache-dir
+        shell: pwsh
+        run: echo "dir=$(npm config get cache)" >> ${env:GITHUB_OUTPUT}
+
       - name: Cache NPM dependencies
         uses: actions/cache@v3
         with:
-          path: ~/.npm
+          path: ${{ steps.npm-cache-dir.outputs.dir }}
           key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
           restore-keys: |
             ${{ runner.os }}-node-

package.json

@@ -1,6 +1,6 @@
 {
     "name": "aurora-launcher-app",
-    "version": "0.0.4-beta.5",
+    "version": "0.0.4-beta.6",
     "description": "Launcher for Minecraft",
     "main": "build/main/index.js",
     "private": true,
@@ -106,7 +106,7 @@
             "!node_modules/**/*"
         ],
         "nsis": {
-            "artifactName": "${productName}-Setup-${version}.${ext}"
+            "artifactName": "${name}-Setup-${version}.${ext}"
         },
         "mac": {
             "category": "public.app-category.games"