build: update npm install command to use --legacy-peer-deps

This change modifies the build scripts to use --legacy-peer-deps flag when installing npm dependencies to resolve potential peer dependency conflicts during the build process. The change is applied to both bash (build.sh) and batch (build.bat) build scripts.

frontend/node_modules/flat-cache/package.json

@@ -1,6 +1,6 @@
 {
   "name": "flat-cache",
-  "version": "4.0.1",
+  "version": "3.2.0",
   "description": "A stupidly simple key/value storage using files to persist some data",
   "repository": "jaredwray/flat-cache",
   "license": "MIT",
@@ -15,7 +15,7 @@
     "src/utils.js"
   ],
   "engines": {
-    "node": ">=16"
+    "node": "^10.12.0 || >=12.0.0"
   },
   "precommit": [
     "npm run verify --silent"
@@ -25,15 +25,13 @@
   ],
   "scripts": {
     "eslint": "eslint --cache --cache-location=node_modules/.cache/ ./src/**/*.js ./test/**/*.js",
-    "clean": "rimraf ./node_modules ./package-lock.json ./yarn.lock ./coverage",
     "eslint-fix": "npm run eslint -- --fix",
     "autofix": "npm run eslint-fix",
     "check": "npm run eslint",
     "verify": "npm run eslint && npm run test:cache",
     "test:cache": "c8 mocha -R spec test/specs",
     "test:ci:cache": "c8 --reporter=lcov mocha -R spec test/specs",
-    "test": "npm run verify --silent",
-    "format": "prettier --write ."
+    "test": "npm run verify --silent"
   },
   "keywords": [
     "json cache",
@@ -44,20 +42,20 @@
     "cache"
   ],
   "devDependencies": {
-    "c8": "^9.1.0",
+    "c8": "^7.14.0",
     "chai": "^4.3.10",
-    "eslint": "^8.56.0",
-    "eslint-config-prettier": "^9.1.0",
-    "eslint-plugin-mocha": "^10.2.0",
+    "eslint": "^7.13.0",
+    "eslint-config-prettier": "^6.15.0",
+    "eslint-plugin-mocha": "^8.0.0",
+    "eslint-plugin-prettier": "^3.1.4",
     "glob-expand": "^0.2.1",
-    "mocha": "^10.3.0",
-    "prettier": "^3.2.4",
-    "rimraf": "^5.0.5",
-    "sinon": "^17.0.1",
+    "mocha": "^8.4.0",
+    "prettier": "^2.1.2",
     "write": "^2.0.0"
   },
   "dependencies": {
     "flatted": "^3.2.9",
-    "keyv": "^4.5.4"
+    "keyv": "^4.5.3",
+    "rimraf": "^3.0.2"
   }
 }