Add @types/tmp

package.json

@@ -7,6 +7,7 @@
     "test": "bun test",
     "typecheck": "tsc --noEmit"
   },
+
   "dependencies": {
     "log": "git+https://git.pband.ch/typescript/log.git",
     "yup": "^1.7.0"
@@ -14,6 +15,7 @@
   "devDependencies": {
     "@eslint/js": "^9.35.0",
     "@types/bun": "^1.2.21",
+    "@types/tmp": "^0.2.6",
     "bun": "^1.2.21",
     "eslint": "^9.35.0",
     "globals": "^16.4.0",
@@ -24,9 +26,11 @@
     "typescript": "^5.9.2",
     "typescript-eslint": "^8.43.0"
   },
+
   "name": "config",
   "description": "Parse configuration from env or files",
   "version": "1.0.0",
+
   "author": "Pascal Perrenoud <pascal@pband.ch>",
   "type": "module",
   "main": "./src/index.ts",