Adds preliminary configuration of the integration-test-suite folder

tools/npm/integration-test-suite/packages/nodejs-ts-cjs-tsc/.gitignore

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+/node_modules/
+/dist/

tools/npm/integration-test-suite/packages/nodejs-ts-cjs-tsc/package.json

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+{
+  "scripts": {
+    "build": "tsc",
+    "test": "node dist/index.js"
+  },
+  "dependencies": {
+    "garaga_rs": "file:../../../garaga_rs/garaga_rs-0.1.0.tgz"
+  },
+  "devDependencies": {
+    "typescript": "^5.5.4"
+  }
+}

tools/npm/integration-test-suite/packages/nodejs-ts-cjs-tsc/src/index.ts

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+import garaga_rs from 'garaga_rs';
+
+async function main(): Promise<void> {
+  await garaga_rs.init();
+  const result = garaga_rs.msm_calldata_builder([1, 2], [10], 0);
+  console.log('Output of msm_calldata_builder:', result);
+}
+
+main()
+  .catch(console.error);

tools/npm/integration-test-suite/packages/nodejs-ts-cjs-tsc/tsconfig.json

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+{
+  "compilerOptions": {
+    "target": "es2020",
+    "module": "commonjs",
+    "rootDir": "./src/",
+    "outDir": "./dist/",
+    "esModuleInterop": true,
+    "strict": true
+  }
+}

tools/npm/integration-test-suite/packages/web-js-esm-webpack/.gitignore

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+/node_modules/
+/dist/