chore: add @types/mssql for TypeScript type checking

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

package-lock.json

@@ -16,6 +16,7 @@
       },
       "devDependencies": {
         "@tailwindcss/postcss": "^4",
+        "@types/mssql": "^12.3.0",
         "@types/node": "^20",
         "@types/react": "^19",
         "@types/react-dom": "^19",
@@ -1819,6 +1820,18 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/mssql": {
+      "version": "12.3.0",
+      "resolved": "https://registry.npmjs.org/@types/mssql/-/mssql-12.3.0.tgz",
+      "integrity": "sha512-+jy+AJtfuTDI5+nhh0hDNcir1p8P+pf+qsHXpUpYvg7EikxUUePBe+a+Kr6j/Xs89o4EbHlVzrh0HOxbqWM31Q==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/node": "*",
+        "tarn": "^3.0.1",
+        "tedious": "*"
+      }
+    },
     "node_modules/@types/node": {
       "version": "20.19.41",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.41.tgz",

package.json

@@ -17,6 +17,7 @@
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
+    "@types/mssql": "^12.3.0",
     "@types/node": "^20",
     "@types/react": "^19",
     "@types/react-dom": "^19",