handle unhandled errors, add contact to user agent

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@squeebot/core",
-  "version": "3.3.7",
+  "version": "3.3.8",
   "description": "Squeebot v3 core for the execution environment",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",

src/common/http.ts

@@ -29,7 +29,7 @@ export function httpGET(
     headers: {
       Accept: '*/*',
       'Accept-Language': 'en-US',
-      'User-Agent': 'Squeebot/Commons-3.0.0',
+      'User-Agent': 'Squeebot/Commons-3.0.0 squeebot.visit@lunasqu.ee',
     },
     host: parsed.hostname,
     path: `${parsed.pathname}${parsed.search}`,
@@ -132,7 +132,7 @@ export function httpPOST(
   const opts: RequestOptions = {
     headers: {
       'Content-Type': 'application/x-www-form-urlencoded',
-      'User-Agent': 'Squeebot/Commons-3.0.0',
+      'User-Agent': 'Squeebot/Commons-3.0.0 squeebot.visit@lunasqu.ee',
     },
     host: parsed.host,
     method: 'POST',