chore: add bunfig.toml and turbo.json

bunfig.toml

@@ -0,0 +1,5 @@
+[install]
+exact = true
+
+[test]
+root = "./do-not-run-tests-from-root"

turbo.json

@@ -0,0 +1,14 @@
+{
+  "$schema": "https://turbo.build/schema.json",
+  "tasks": {
+    "typecheck": {},
+    "build": {
+      "dependsOn": ["^build"],
+      "outputs": ["dist/**"]
+    },
+    "test": {
+      "dependsOn": ["^build"],
+      "outputs": []
+    }
+  }
+}