full upgrade (#31)

* ✨ chore: update CI workflow to include testing and multi-arch build (#29)

* ✨ chore: remove unused dependencies from package-lock.json and updated to a better local dev environment (#30)

* ✨ test: add unit tests

* ✨ test: add unit tests for whole project

* ✨ feat: add whatwg-fetch for improved fetch support

* ✨ chore: update Node.js version to 22 in workflow

* ✨ refactor: update types and improve email handling tests

* ✨ refactor: remove unused imports

* ✨ fix: normalize image name to lowercase in workflows

* ✨ fix: ensure Docker image names are consistently lowercase

* ✨ chore: update

* ✨ chore: update base URL to use secret variable

* ✨ chore: update to login to ghcr

* ✨ fix: add missing 'fi' to close if statement in workflow

jest.config.ts

@@ -0,0 +1,20 @@
+import type { Config } from 'jest'
+import nextJest from 'next/jest.js'
+ 
+const createJestConfig = nextJest({
+  // Provide the path to your Next.js app to load next.config.js and .env files in your test environment
+  dir: './',
+})
+ 
+// Add any custom config to be passed to Jest
+const config: Config = {
+  coverageProvider: 'babel',
+  testEnvironment: 'jsdom',
+  // Add more setup options before each test is run
+  setupFilesAfterEnv: ['<rootDir>/jest.setup.ts'],
+  // Ignore tests inside __mocks__ directory
+  testPathIgnorePatterns: ['/node_modules/', '/__mocks__/'],
+}
+ 
+// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
+export default createJestConfig(config)