Use tsgo for mssql typechecking

Author: Aasim Khan

extensions/mssql/package-lock.json

@@ -55,15 +55,15 @@
         "build:runtime-localization": "node ../../scripts/localization-generate.js vscode-mssql .",
         "build:copy-assets": "node scripts/copy-assets.js",
         "build:prepare": "npm run build:copy-assets && npm run build:runtime-localization",
-        "build:extension": "tsc -p tsconfig.extension.json",
+        "build:extension": "tsgo -p tsconfig.extension.json",
         "build:extension-bundle": "node scripts/bundle-extension.js",
-        "build:webviews": "tsc -p tsconfig.webviews.json",
+        "build:webviews": "tsgo -p tsconfig.webviews.json",
         "build:webviews-bundle": "node scripts/bundle-webviews.js",
         "build:notebook-renderer-bundle": "node scripts/bundle-notebook-renderer.js",
         "build": "node scripts/build.js",
-        "watch:extension": "tsc -watch -p tsconfig.extension.json  --preserveWatchOutput",
+        "watch:extension": "tsgo -watch -p tsconfig.extension.json --preserveWatchOutput",
         "watch:extension-bundle": "node scripts/bundle-extension.js --watch",
-        "watch:webviews": "tsc -watch -p tsconfig.webviews.json --preserveWatchOutput",
+        "watch:webviews": "tsgo -watch -p tsconfig.webviews.json --preserveWatchOutput",
         "watch:webviews-bundle": "node scripts/bundle-webviews.js --watch",
         "watch:notebook-renderer-bundle": "node scripts/bundle-notebook-renderer.js --watch",
         "watch": "npm run build:prepare && run-p -l watch:extension watch:extension-bundle watch:webviews watch:webviews-bundle watch:notebook-renderer-bundle",
@@ -104,6 +104,7 @@
         "@types/vscode": "1.98.0",
         "@types/vscode-webview": "^1.57.5",
         "@types/xmldom": "^0.1.34",
+        "@typescript/native-preview": "^7.0.0-dev.20260507.1",
         "@vscode/l10n": "^0.0.18",
         "@vscode/l10n-dev": "^0.0.35",
         "@vscode/test-cli": "^0.0.12",

extensions/mssql/package.json

@@ -12,6 +12,7 @@
         "experimentalDecorators": true,
         "jsx": "react-jsx",
         "rootDir": ".",
+        "strict": false,
         "noUnusedLocals": true,
         "skipLibCheck": true,
         "types": ["node", "mocha"]