Add docs change and config validator

Author: ApteanVictorJiang

src/Config.js

@@ -85,6 +85,7 @@ export class Config {
     allowExpiredAuthDataToken,
     logLevels,
     rateLimit,
+    azureCosmosMongoDbCompatibleMode,
     databaseOptions,
   }) {
     if (masterKey === readOnlyMasterKey) {
@@ -120,6 +121,7 @@ export class Config {
     this.validateSchemaOptions(schema);
     this.validateEnforcePrivateUsers(enforcePrivateUsers);
     this.validateAllowExpiredAuthDataToken(allowExpiredAuthDataToken);
+    this.validateAzureCosmosMongoDbCompatibleMode(azureCosmosMongoDbCompatibleMode);
     this.validateRequestKeywordDenylist(requestKeywordDenylist);
     this.validateRateLimit(rateLimit);
     this.validateLogLevels(logLevels);
@@ -166,6 +168,12 @@ export class Config {
     }
   }
 
+  static validateAzureCosmosMongoDbCompatibleMode(azureCosmosMongoDbCompatibleMode) {
+    if (typeof azureCosmosMongoDbCompatibleMode !== 'boolean') {
+      throw 'Parse Server option azureCosmosMongoDbCompatibleMode must be a boolean.';
+    }
+  }
+
   static validateSecurityOptions(security) {
     if (Object.prototype.toString.call(security) !== '[object Object]') {
       throw 'Parse Server option security must be an object.';

src/Options/Definitions.js

@@ -103,6 +103,13 @@ module.exports.ParseServerOptions = {
       'Configuration for your authentication providers, as stringified JSON. See http://docs.parseplatform.org/parse-server/guide/#oauth-and-3rd-party-authentication',
     action: parsers.arrayParser,
   },
+  azureCosmosMongoDbCompatibleMode: {
+    env: 'PARSE_SERVER_AZURE_COSMOS_MONGO_DB_COMPATIBLE_MODE',
+    help:
+      'Set to true for running against Azure Cosmos for Mongo DB. This can bring some performance loss.',
+    action: parsers.booleanParser,
+    default: false,
+  },
   cacheAdapter: {
     env: 'PARSE_SERVER_CACHE_ADAPTER',
     help: 'Adapter module for the cache',