Update TypeScript

Author: pimterry

package-lock.json

@@ -52,6 +52,6 @@
     "targz": "^1.0.1",
     "ts-node": "^7.0.1",
     "tslint": "^5.20.1",
-    "typescript": "~2.2.2"
+    "typescript": "^3.8.2"
   }
 }

package.json

@@ -31,7 +31,9 @@ export = async function (
 
         const assetRegex = new RegExp(`httptoolkit-server-${serverVersion}-${platform}-${arch}.tar.gz`);
 
-        const headers = process.env.GITHUB_TOKEN ? { Authorization: `token ${process.env.GITHUB_TOKEN}` } : {}
+        const headers: { Authorization: string } | {} = process.env.GITHUB_TOKEN
+            ? { Authorization: `token ${process.env.GITHUB_TOKEN}` }
+            : {}
 
         const response = await fetch(
             'https://api.github.com/repos/httptoolkit/httptoolkit-server/releases',

src/after-copy-insert-server.ts

@@ -115,7 +115,7 @@ function fixAccelerators(menuTemplates: MenuItemConstructorOptions[]): MenuItemC
             if (Array.isArray(submenu)) {
                 template.submenu = fixAccelerators(submenu);
             } else {
-                template.submenu = fixAccelerators([submenu]);
+                template.submenu = fixAccelerators([submenu as MenuItemConstructorOptions]);
             }
         }
 

src/menu.ts

@@ -16,7 +16,7 @@
     "module": "commonjs",
     "moduleResolution": "node",
     "pretty": true,
-    "target": "es2015",
+    "target": "ES2015",
     "jsx": "react"
   },
   "formatCodeOptions": {