Project setup (#1)

Sets up project build and CI

Co-authored-by: Julien Valverdé <julien.valverde@mailo.com>
Reviewed-on: https://git.jvalver.de/Thilawyn/thilatrait/pulls/1

package.json

@@ -0,0 +1,33 @@
+{
+  "name": "thilatrait",
+  "version": "20231208.0.0",
+  "type": "module",
+  "exports": {
+    ".": {
+      "import": {
+        "types": "./dist/lib.d.mts",
+        "default": "./dist/lib.mjs"
+      },
+      "require": {
+        "types": "./dist/lib.d.cts",
+        "default": "./dist/lib.cjs"
+      }
+    }
+  },
+  "scripts": {
+    "build": "rollup -c",
+    "lint:tsc": "tsc --noEmit",
+    "clean:cache": "rm -f tsconfig.tsbuildinfo",
+    "clean:dist": "rm -rf dist",
+    "clean:node": "rm -rf node_modules"
+  },
+  "dependencies": {
+    "type-fest": "^4.8.3"
+  },
+  "devDependencies": {
+    "bun-types": "latest",
+    "rollup": "^4.7.0",
+    "rollup-plugin-ts": "^3.4.5",
+    "typescript": "^5.3.3"
+  }
+}