fix: package.json & .snyk to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-PATHTOREGEXP-7925106
- https://snyk.io/vuln/SNYK-JS-BRACES-6838727
- https://snyk.io/vuln/SNYK-JS-GLOBPARENT-1016905
- https://snyk.io/vuln/npm:debug:20170905


The following vulnerabilities are fixed with a Snyk patch:
- https://snyk.io/vuln/SNYK-JS-LODASH-567746

.snyk

@@ -0,0 +1,12 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.25.1
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  SNYK-JS-LODASH-567746:
+    - jest > @jest/core > @jest/transform > @babel/core > @babel/helpers > @babel/traverse > @babel/generator > lodash:
+        patched: '2024-09-18T11:48:22.956Z'
+        id: SNYK-JS-LODASH-567746
+        path: >-
+          jest > @jest/core > @jest/transform > @babel/core > @babel/helpers >
+          @babel/traverse > @babel/generator > lodash

package.json

@@ -35,7 +35,7 @@
     "css-loader": "^4.0.0",
     "csurf": "^1.11.0",
     "dotenv": "^8.2.0",
-    "express": "^4.17.1",
+    "express": "^4.20.0",
     "express-rate-limit": "^5.1.3",
     "flat": "^5.0.0",
     "github-slugger": "^1.2.1",
@@ -62,7 +62,7 @@
     "readline-sync": "^1.4.10",
     "resolve-url-loader": "^3.1.2",
     "rimraf": "^3.0.0",
-    "sass": "^1.26.3",
+    "sass": "^1.79.0",
     "sass-loader": "^9.0.2",
     "search-with-your-keyboard": "1.1.0",
     "semver": "^5.7.1",
@@ -71,7 +71,8 @@
     "uuid": "^8.3.0",
     "walk-sync": "^1.1.4",
     "webpack": "^5.0.0",
-    "webpack-cli": "^3.3.12"
+    "webpack-cli": "^3.3.12",
+    "@snyk/protect": "latest"
   },
   "devDependencies": {
     "ajv": "^6.11.0",
@@ -96,7 +97,7 @@
     "husky": "^4.2.1",
     "image-size": "^0.7.4",
     "japanese-characters": "^1.1.0",
-    "jest": "^26.0.1",
+    "jest": "^28.0.0",
     "jest-expect-message": "^1.0.2",
     "jest-github-actions-reporter": "^1.0.2",
     "jest-puppeteer": "^4.4.0",
@@ -139,7 +140,9 @@
     "check-deps": "node script/check-deps.js",
     "prevent-pushes-to-main": "node script/prevent-pushes-to-main.js",
     "pa11y-ci": "pa11y-ci",
-    "pa11y-test": "start-server-and-test browser-test-server 4001 pa11y-ci"
+    "pa11y-test": "start-server-and-test browser-test-server 4001 pa11y-ci",
+    "prepublish": "npm run snyk-protect",
+    "snyk-protect": "snyk-protect"
   },
   "engines": {
     "node": "12 - 14"
@@ -157,5 +160,6 @@
       "pre-commit": "node script/prevent-translation-commits.js",
       "pre-push": "npm run prevent-pushes-to-main"
     }
-  }
+  },
+  "snyk": true
 }