feat: init and fork some code from angular-auth-oidc-client

src/config/validation/rules/ensure-clientId.rule.ts

@@ -0,0 +1,16 @@
+import { OpenIdConfiguration } from '../../openid-configuration';
+import { POSITIVE_VALIDATION_RESULT, RuleValidationResult } from '../rule';
+
+export const ensureClientId = (
+  passedConfig: OpenIdConfiguration
+): RuleValidationResult => {
+  if (!passedConfig.clientId) {
+    return {
+      result: false,
+      messages: ['The clientId is required and missing from your config!'],
+      level: 'error',
+    };
+  }
+
+  return POSITIVE_VALIDATION_RESULT;
+};