Bump tsdown from 0.16.7 to 0.17.0 (#565)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: samchungy <samchungy@gmail.com>

Author: dependabot[bot]

package.json

@@ -25,12 +25,12 @@
   "type": "module",
   "exports": {
     ".": {
-      "import": "./dist/index.mjs",
-      "require": "./dist/index.cjs"
+      "require": "./dist/index.cjs",
+      "import": "./dist/index.mjs"
     },
     "./api": {
-      "import": "./dist/api.mjs",
-      "require": "./dist/api.cjs"
+      "require": "./dist/api.cjs",
+      "import": "./dist/api.mjs"
     },
     "./package.json": "./package.json"
   },
@@ -66,7 +66,7 @@
     "eslint-plugin-import-zod": "1.2.0",
     "eslint-plugin-zod-openapi": "2.0.0",
     "skuba": "12.4.1",
-    "tsdown": "0.16.7",
+    "tsdown": "0.18.4",
     "vitest": "3.2.4",
     "yaml": "2.8.1",
     "zod": "4.3.5"