chore: implement better tsconfig reset mechanism

scripts/reset-tsconfig.js

@@ -0,0 +1,25 @@
+// @ts-check
+
+/**
+ * Parse tsconfig.json and ensure
+ * - compilerOptions.paths['@payload-config'] is set to ['./test/_community/config.ts']
+ * - Ends with a newline
+ */
+
+import { parse, stringify } from 'comment-json'
+
+import path from 'path'
+import fs from 'fs/promises'
+import { fileURLToPath } from 'url'
+
+const filename = fileURLToPath(import.meta.url)
+const dirname = path.dirname(filename)
+
+const tsConfigPath = path.resolve(dirname, '../tsconfig.json')
+const tsConfigContent = await fs.readFile(tsConfigPath, 'utf8')
+const tsConfig = parse(tsConfigContent)
+
+// @ts-expect-error
+tsConfig.compilerOptions.paths['@payload-config'] = ['./test/_community/config.ts']
+const output = stringify(tsConfig, null, 2) + `\n`
+await fs.writeFile(tsConfigPath, output)