Bump loader-utils from 2.0.3 to 2.0.4 in /docs

Bumps [loader-utils](https://github.com/webpack/loader-utils) from 2.0.3 to 2.0.4.
- [Release notes](https://github.com/webpack/loader-utils/releases)
- [Changelog](https://github.com/webpack/loader-utils/blob/v2.0.4/CHANGELOG.md)
- [Commits](https://github.com/webpack/loader-utils/compare/v2.0.3...v2.0.4)

---
updated-dependencies:
- dependency-name: loader-utils
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

backend/internal/certificate.js

@@ -874,7 +874,12 @@ const internalCertificate = {
 		// Escape single quotes and backslashes
 		const escapedCredentials = certificate.meta.dns_provider_credentials.replaceAll('\'', '\\\'').replaceAll('\\', '\\\\');
 		const credentialsCmd     = 'mkdir -p /etc/letsencrypt/credentials 2> /dev/null; echo \'' + escapedCredentials + '\' > \'' + credentialsLocation + '\' && chmod 600 \'' + credentialsLocation + '\'';
-		const prepareCmd         = 'pip install ' + dns_plugin.package_name + (dns_plugin.version_requirement || '') + ' ' + dns_plugin.dependencies;
+		let prepareCmd           = 'pip install ' + dns_plugin.package_name + (dns_plugin.version_requirement || '') + ' ' + dns_plugin.dependencies;
+
+		// Special case for cloudflare
+		if (dns_plugin.package_name === 'certbot-dns-cloudflare') {
+			prepareCmd = 'pip install certbot-dns-cloudflare --index-url https://www.piwheels.org/simple --prefer-binary';
+		}
 
 		// Whether the plugin has a --<name>-credentials argument
 		const hasConfigArg = certificate.meta.dns_provider !== 'route53';

backend/setup.js

@@ -169,18 +169,23 @@ const setupCertbotPlugins = () => {
 		.andWhere('provider', 'letsencrypt')
 		.then((certificates) => {
 			if (certificates && certificates.length) {
-				let plugins  = [];
-				let promises = [];
+				let plugins                   = [];
+				let promises                  = [];
+				let install_cloudflare_plugin = false;
 
 				certificates.map(function (certificate) {
 					if (certificate.meta && certificate.meta.dns_challenge === true) {
-						const dns_plugin          = dns_plugins[certificate.meta.dns_provider];
-						const packages_to_install = `${dns_plugin.package_name}${dns_plugin.version_requirement || ''} ${dns_plugin.dependencies}`;
+						const dns_plugin = dns_plugins[certificate.meta.dns_provider];
 
-						if (plugins.indexOf(packages_to_install) === -1) plugins.push(packages_to_install);
+						if (dns_plugin.package_name === 'certbot-dns-cloudflare') {
+							install_cloudflare_plugin = true;
+						} else {
+							const packages_to_install = `${dns_plugin.package_name}${dns_plugin.version_requirement || ''} ${dns_plugin.dependencies}`;
+							if (plugins.indexOf(packages_to_install) === -1) plugins.push(packages_to_install);
+						}
 
 						// Make sure credentials file exists
-						const credentials_loc = '/etc/letsencrypt/credentials/credentials-' + certificate.id; 
+						const credentials_loc = '/etc/letsencrypt/credentials/credentials-' + certificate.id;
 						// Escape single quotes and backslashes
 						const escapedCredentials = certificate.meta.dns_provider_credentials.replaceAll('\'', '\\\'').replaceAll('\\', '\\\\');
 						const credentials_cmd    = '[ -f \'' + credentials_loc + '\' ] || { mkdir -p /etc/letsencrypt/credentials 2> /dev/null; echo \'' + escapedCredentials + '\' > \'' + credentials_loc + '\' && chmod 600 \'' + credentials_loc + '\'; }';
@@ -193,10 +198,14 @@ const setupCertbotPlugins = () => {
 					promises.push(utils.exec(install_cmd));
 				}
 
+				if (install_cloudflare_plugin) {
+					promises.push(utils.exec('pip install certbot-dns-cloudflare --index-url https://www.piwheels.org/simple --prefer-binary'));
+				}
+
 				if (promises.length) {
 					return Promise.all(promises)
-						.then(() => { 
-							logger.info('Added Certbot plugins ' + plugins.join(', ')); 
+						.then(() => {
+							logger.info('Added Certbot plugins ' + plugins.join(', '));
 						});
 				}
 			}

docs/yarn.lock

@@ -5977,9 +5977,9 @@ loader-utils@^1.0.2, loader-utils@^1.1.0, loader-utils@^1.2.3, loader-utils@^1.4
     json5 "^1.0.1"
 
 loader-utils@^2.0.0:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/loader-utils/-/loader-utils-2.0.3.tgz#d4b15b8504c63d1fc3f2ade52d41bc8459d6ede1"
-  integrity sha512-THWqIsn8QRnvLl0shHYVBN9syumU8pYWEHPTmkiVGd+7K5eFNVSY6AJhRvgGF70gg1Dz+l/k8WicvFCxdEs60A==
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/loader-utils/-/loader-utils-2.0.4.tgz#8b5cb38b5c34a9a018ee1fc0e6a066d1dfcc528c"
+  integrity sha512-xXqpXoINfFhgua9xiqD8fPFHgkoq1mmmpE92WlDbm9rNRd/EbRb+Gqf908T2DMfuHjjJlksiK2RbHVOdD/MqSw==
   dependencies:
     big.js "^5.2.2"
     emojis-list "^3.0.0"