From ea56f4a93c9a8b6188bc73b80801ac08a4152c17 Mon Sep 17 00:00:00 2001
From: Danilo Znamerovszkij
 <31888918+danilo-znamerovszkij@users.noreply.github.com>
Date: Fri, 26 Sep 2025 17:44:27 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=9A=80=20prepare=20for=20vercel=20deploy?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .nvmrc         |  2 +-
 package.json   |  6 +++++-
 tsconfig.json  |  8 ++++----
 vercel.json    | 44 ++++++++++++++++++++++++++++++++++++++++++++
 vite.config.ts | 14 ++++++++++++--
 5 files changed, 66 insertions(+), 8 deletions(-)
 create mode 100644 vercel.json

diff --git a/.nvmrc b/.nvmrc
index 1d9b783..e222811 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-22.12.0
+22.19.0
diff --git a/package.json b/package.json
index be28710..3b65d98 100644
--- a/package.json
+++ b/package.json
@@ -3,11 +3,15 @@
   "private": true,
   "version": "0.0.0",
   "type": "module",
+  "engines": {
+    "node": ">=20.19.0"
+  },
   "scripts": {
     "dev": "vite",
     "build": "tsc && vite build",
     "preview": "vite preview",
-    "type-check": "tsc --noEmit"
+    "type-check": "tsc --noEmit",
+    "vercel-build": "npm run build"
   },
   "devDependencies": {
     "sass": "^1.91.0",
diff --git a/tsconfig.json b/tsconfig.json
index 37912c2..010163b 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,9 +1,9 @@
 {
   "compilerOptions": {
-    "target": "ES2022",
+    "target": "ES2020",
     "useDefineForClassFields": true,
     "module": "ESNext",
-    "lib": ["ES2022", "DOM", "DOM.Iterable"],
+    "lib": ["ES2020", "DOM", "DOM.Iterable"],
     "skipLibCheck": true,
 
     /* Bundler mode */
@@ -15,8 +15,8 @@
 
     /* Linting */
     "strict": true,
-    "noUnusedLocals": true,
-    "noUnusedParameters": true,
+    "noUnusedLocals": false,
+    "noUnusedParameters": false,
     "erasableSyntaxOnly": true,
     "noFallthroughCasesInSwitch": true,
     "noUncheckedSideEffectImports": true,
diff --git a/vercel.json b/vercel.json
new file mode 100644
index 0000000..c7299c2
--- /dev/null
+++ b/vercel.json
@@ -0,0 +1,44 @@
+{
+  "buildCommand": "npm run build",
+  "outputDirectory": "dist",
+  "framework": "vite",
+  "functions": {
+    "app/api/**/*.js": {
+      "runtime": "nodejs20.x"
+    }
+  },
+  "rewrites": [
+    {
+      "source": "/(.*)",
+      "destination": "/index.html"
+    }
+  ],
+  "headers": [
+    {
+      "source": "/assets/(.*)",
+      "headers": [
+        {
+          "key": "Cache-Control",
+          "value": "public, max-age=31536000, immutable"
+        }
+      ]
+    },
+    {
+      "source": "/(.*)",
+      "headers": [
+        {
+          "key": "X-Content-Type-Options",
+          "value": "nosniff"
+        },
+        {
+          "key": "X-Frame-Options",
+          "value": "DENY"
+        },
+        {
+          "key": "X-XSS-Protection",
+          "value": "1; mode=block"
+        }
+      ]
+    }
+  ]
+}
diff --git a/vite.config.ts b/vite.config.ts
index 942b916..7a7c9c9 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -11,14 +11,24 @@ export default defineConfig({
     historyApiFallback: true
   },
   build: {
-    target: 'esnext',
+    target: 'es2020',
     minify: 'esbuild',
+    sourcemap: false,
     rollupOptions: {
       output: {
         manualChunks: {
           echarts: ['echarts']
         }
       }
-    }
+    },
+    chunkSizeWarningLimit: 1000,
+    outDir: 'dist',
+    emptyOutDir: true
+  },
+  optimizeDeps: {
+    include: ['echarts']
+  },
+  define: {
+    'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV || 'production')
   }
 })