chore: Initial attempt at Renovate workflow

.renovate/config.json

@@ -0,0 +1,13 @@
+module.exports = {
+	platform: 'gitea',
+	endpoint: 'https://code.spamasaurus.com/api/v1/', // set this to the url of your gitea instance
+	gitAuthor: 'Renovate Bot <gitea.danny@spamasaurus.com>', // set the email address to whatever email your gave this user in your gitea
+	username: 'srv.renovate',
+	autodiscover: true,
+	onboardingConfig: {
+		$schema: 'https://docs.renovatebot.com/renovate-schema.json',
+		extends: ['config:recommended'],
+	},
+	optimizeForDisabled: true,
+	persistRepoData: true,
+};