feat: implement threeSum algorithm

- Finds triplets in unsorted array that add up to 0.

Author: francislagares

.vscode/launch.json

@@ -5,13 +5,44 @@
       "type": "node",
       "request": "launch",
       "name": "Vitest Current File",
-      "program": "${workspaceFolder}/node_modules/.bin/vitest",
-      "args": ["${fileBasenameNoExtension}", "--config", "vite.config.ts"],
+      "runtimeExecutable": "pnpm",
+      "runtimeArgs": [
+        "exec",
+        "vitest",
+        "${fileBasenameNoExtension}",
+        "--config",
+        "vite.config.mts"
+      ],
+      "console": "integratedTerminal",
+      "internalConsoleOptions": "neverOpen"
+    },
+    {
+      "type": "node",
+      "request": "launch",
+      "name": "Debug TypeScript Current File",
+      "runtimeArgs": ["-r", "tsx"],
+      "args": ["${relativeFile}"],
+      "cwd": "${workspaceRoot}",
+      "console": "integratedTerminal",
+      "internalConsoleOptions": "neverOpen"
+    },
+    {
+      "type": "node",
+      "request": "launch",
+      "name": "Debug TypeScript with pnpm",
+      "runtimeExecutable": "pnpm",
+      "runtimeArgs": ["run", "debug"],
       "console": "integratedTerminal",
       "internalConsoleOptions": "neverOpen",
-      "windows": {
-        "program": "${workspaceFolder}/node_modules/jest/bin/jest"
-      }
+      "skipFiles": ["<node_internals>/**"]
+    },
+    {
+      "type": "node",
+      "request": "attach",
+      "name": "Attach to Process",
+      "port": 9229,
+      "restart": true,
+      "skipFiles": ["<node_internals>/**"]
     }
   ]
 }

package.json

@@ -9,8 +9,9 @@
   "scripts": {
     "build-ts": "tsc",
     "build-dev": "tsc --watch",
-    "start": "nodemon dist/index.js",
+    "start": "ts-node src/index.ts",
     "dev": "concurrently \"pnpm:build-dev\" \"pnpm:start\"",
+    "debug": "node --inspect-brk -r ts-node/register src/index.ts",
     "test:ci": "vitest run",
     "test:watch": "vitest watch --ui",
     "test:coverage": "vitest run --coverage",
@@ -42,6 +43,8 @@
     "lint-staged": "^15.3.0",
     "nodemon": "^3.0.1",
     "prettier": "^3.0.3",
+    "ts-node": "^10.9.2",
+    "tsx": "^4.19.2",
     "typescript": "^5.2.2",
     "vite-tsconfig-paths": "^5.1.4",
     "vitest": "^2.1.8",