feat: add HTTP-01 challenge support

src/cli.ts

@@ -24,6 +24,7 @@ function applyOverrides(options: Record<string, unknown>): void {
   if (options['email']) process.env['ACME_CONTACT_EMAIL'] = String(options['email']);
   if (options['renewalThreshold']) process.env['ACME_RENEWAL_THRESHOLD_DAYS'] = String(options['renewalThreshold']);
   if (options['logLevel']) process.env['ACME_LOG_LEVEL'] = String(options['logLevel']);
+  if (options['http']) process.env['ACME_HTTP_PORT'] = String(options['http']);
 }
 
 const sharedOptions = (cmd: Command): Command =>
@@ -44,6 +45,7 @@ sharedOptions(
   program
     .command('run', { isDefault: true })
     .description('Scan DNS zones and issue or renew certificates')
+    .option('--http <port>', 'Use HTTP-01 challenge on the given port instead of DNS-01')
     .option('--dry-run', 'Show what would be done without making changes')
 ).action(async (options: Record<string, unknown>) => {
   applyOverrides(options);
@@ -104,6 +106,7 @@ sharedOptions(
   program
     .command('renew <domain>')
     .description('Force-renew a certificate for a specific domain, bypassing the renewal threshold')
+    .option('--http <port>', 'Use HTTP-01 challenge on the given port instead of DNS-01')
 ).action(async (domain: string, options: Record<string, unknown>) => {
   applyOverrides(options);
   const config = loadConfig();