pidfile variable

Author: mnot

package.json

@@ -1,6 +1,6 @@
 {
   "name": "http-cache-tests",
-  "version": "0.4.2",
+  "version": "0.4.3",
   "description": "Tests for HTTP caches",
   "homepage": "https://cache-tests.fyi/",
   "author": "Mark Nottingham",
@@ -14,7 +14,7 @@
     "npm": "^6.14.11"
   },
   "scripts": {
-    "server": "node server/server.mjs  & echo $! > /tmp/http-cache-test-server.pid",
+    "server": "node server/server.mjs  & echo $! > $npm_package_pidfile",
     "cli": "node --no-warnings cli.mjs",
     "export": "node --no-warnings export.mjs",
     "validate": "node --no-warnings export.mjs validate",
@@ -25,7 +25,8 @@
     "protocol": "http",
     "port": "8000",
     "base": "",
-    "id": ""
+    "id": "",
+    "pidfile": "server.pid"
   },
   "repository": {
     "type": "git",