chore: init tsc

Signed-off-by: Timur Bolotov <bolotovtmr@gmail.com>

package.json

@@ -48,7 +48,8 @@
     "lint": "eslint .",
     "lint:fix": "eslint . --fix",
     "license-checker": "license-checker --production --onlyAllow='MIT;Apache-2.0;Apache1.1;ISC;BSD-3-Clause;BSD-2-Clause'",
-    "build-esm": "npx gen-esm-wrapper . index.mjs && eslint --fix index.mjs"
+    "build-esm": "npx gen-esm-wrapper . index.mjs && eslint --fix index.mjs",
+    "build": "tsc"
   },
   "author": "opensearch-project",
   "original-author": {

tsconfig.json

@@ -0,0 +1,20 @@
+{
+  "compilerOptions": {
+    "baseUrl": ".",
+    "outDir": "dist",
+    "allowJs": true,
+    "downlevelIteration": true,
+    "esModuleInterop": true,
+    "incremental": true,
+    "lib": ["ES2015"],
+    "module": "commonjs",
+    "moduleResolution": "node",
+    "noFallthroughCasesInSwitch": true,
+    "preserveConstEnums": true,
+    "removeComments": true,
+    "resolveJsonModule": true,
+    "target": "es5"
+  },
+  "exclude": ["node_modules/", "**/*.test.ts"],
+  "include": ["lib/**/*", "api/**/*", "index.js"]
+}