diff --git a/.github/workflows/buildAndDeploy.yml b/.github/workflows/buildAndDeploy.yml
index 4acbc2e..0e00e9b 100644
--- a/.github/workflows/buildAndDeploy.yml
+++ b/.github/workflows/buildAndDeploy.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches:
       - master
-  workflow_dispatch: {}
+  workflow_dispatch: { }
 
 jobs:
   build_and_deploy:
@@ -13,6 +13,9 @@ jobs:
       group: build-and-deploy
       cancel-in-progress: true
     runs-on: ubuntu-24.04
+    env:
+      # https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/
+      FORCE_JAVASCRIPT_ACTIONS_TO_NODE20: true
     steps:
       - uses: actions/checkout@v3
 
@@ -43,7 +46,7 @@ jobs:
         run: npx playwright install --with-deps
 
       - name: Run e2e tests
-        run: npm run test:e2e
+        run: PLAYWRIGHT_USE_BUILD=1 npm run test:e2e
 
       - name: Deploy
         uses: peaceiris/actions-gh-pages@v3
diff --git a/.github/workflows/checkPullRequests.yml b/.github/workflows/checkPullRequests.yml
index f993848..a6ff738 100644
--- a/.github/workflows/checkPullRequests.yml
+++ b/.github/workflows/checkPullRequests.yml
@@ -2,7 +2,7 @@ name: "Check Pull Requests"
 
 on:
   pull_request:
-    types: ["opened", "edited", "reopened", "synchronize"]
+    types: [ "opened", "edited", "reopened", "synchronize" ]
 
 jobs:
   check_pull_request:
@@ -11,6 +11,9 @@ jobs:
       group: ${{ github.head_ref }}
       cancel-in-progress: true
     runs-on: ubuntu-24.04
+    env:
+      # https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/
+      FORCE_JAVASCRIPT_ACTIONS_TO_NODE20: true
     steps:
       - uses: actions/checkout@v3
 
@@ -38,4 +41,4 @@ jobs:
         run: npx playwright install --with-deps
 
       - name: Run e2e tests
-        run: PLAYWRIGHT_DEV_SERVER=1 npm run test:e2e
+        run: npm run test:e2e
diff --git a/.github/workflows/makeArtifactWithTestScreenshots.yml b/.github/workflows/makeArtifactWithTestScreenshots.yml
index 8c03fd5..8f4f339 100644
--- a/.github/workflows/makeArtifactWithTestScreenshots.yml
+++ b/.github/workflows/makeArtifactWithTestScreenshots.yml
@@ -6,6 +6,9 @@ jobs:
   make_artifact_with_test_screenshots:
     name: Make artifact with Test Screenshots
     runs-on: ubuntu-24.04
+    env:
+      # https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/
+      FORCE_JAVASCRIPT_ACTIONS_TO_NODE20: true
     steps:
       - uses: actions/checkout@v3
 
@@ -20,8 +23,8 @@ jobs:
       - name: Install Playwright Browsers
         run: npx playwright install --with-deps
 
-      - name: Run e2e tests
-        run: PLAYWRIGHT_DEV_SERVER=1 npm run test:e2e:update-snapshots
+      - name: Run e2e tests with snapshots update
+        run: npm run test:e2e:update-snapshots
 
       - name: Upload test screenshots
         uses: actions/upload-artifact@v4
diff --git a/playwright.config.ts b/playwright.config.ts
index a6abdc6..1e261d9 100644
--- a/playwright.config.ts
+++ b/playwright.config.ts
@@ -1,11 +1,7 @@
 import type { PlaywrightTestConfig } from "@playwright/test";
 import { devices } from "@playwright/test";
 
-/**
- * Read environment variables from file.
- * https://github.com/motdotla/dotenv
- */
-// require('dotenv').config();
+const useExistedBuild = !!process.env.PLAYWRIGHT_USE_BUILD;
 
 /**
  * See https://playwright.dev/docs/test-configuration.
@@ -63,39 +59,8 @@ const config: PlaywrightTestConfig = {
         ...devices["Desktop Safari"],
       },
     },
-
-    /* Test against mobile viewports. */
-    // {
-    //   name: 'Mobile Chrome',
-    //   use: {
-    //     ...devices['Pixel 5'],
-    //   },
-    // },
-    // {
-    //   name: 'Mobile Safari',
-    //   use: {
-    //     ...devices['iPhone 12'],
-    //   },
-    // },
-
-    /* Test against branded browsers. */
-    // {
-    //   name: 'Microsoft Edge',
-    //   use: {
-    //     channel: 'msedge',
-    //   },
-    // },
-    // {
-    //   name: 'Google Chrome',
-    //   use: {
-    //     channel: 'chrome',
-    //   },
-    // },
   ],
 
-  /* Folder for test artifacts such as screenshots, videos, traces, etc. */
-  // outputDir: 'test-results/',
-
   /* Run your local dev server before starting the tests */
   webServer: {
     /**
@@ -103,12 +68,9 @@ const config: PlaywrightTestConfig = {
      * Use the preview server on CI for more realistic testing.
      Playwright will re-use the local server if there is already a dev-server running.
      */
-    command:
-      process.env.CI && !process.env.PLAYWRIGHT_DEV_SERVER
-        ? "vite preview --port 5173"
-        : "vite dev",
+    command: useExistedBuild ? "vite preview --port 5173" : "vite dev",
     port: 5173,
-    reuseExistingServer: !process.env.CI || !!process.env.PLAYWRIGHT_DEV_SERVER,
+    reuseExistingServer: useExistedBuild,
   },
 };
 
diff --git a/vite.config.mts b/vite.config.mts
index cb70c4c..1e781e9 100644
--- a/vite.config.mts
+++ b/vite.config.mts
@@ -13,7 +13,7 @@ export default defineConfig({
         outlierSupport: ["vue"],
       },
       policy: {
-        "style-src": ["'unsafe-inline'"], // todo remove when naive-ui will be fixed
+        "style-src": ["'self'", "'unsafe-inline'"], // todo remove when naive-ui will be fixed
         "style-src-elem": ["'unsafe-inline'"], // todo remove when naive-ui will be fixed
         "img-src": ["data:", "blob:"],
         "script-src": ["'wasm-unsafe-eval'"],