Task/change default data source of fear and greed index stocks to MANUAL (#7307)

* Change default value to MANUAL

* Update changelog

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Changed the default value of the `DATA_SOURCE_FEAR_AND_GREED_INDEX_STOCKS` environment variable from `RAPID_API` to `MANUAL`
 - Upgraded `helmet` from version `7.0.0` to `8.2.0`
 
 ### Fixed
@@ -16,6 +17,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fixed the display of assets without a currency in the search results of the assistant
 - Fixed the display of assets without a currency in the symbol autocomplete component
 
+### Todo
+
+- **Breaking Change**: Set the environment variable `DATA_SOURCE_FEAR_AND_GREED_INDEX_STOCKS=RAPID_API` to keep using _Rapid API_ as the data source of the _Fear & Greed Index_ (market mood)
+
 ## 3.24.0 - 2026-07-11
 
 ### Added

apps/api/src/services/configuration/configuration.service.ts

@@ -57,7 +57,7 @@ export class ConfigurationService {
       CACHE_TTL: num({ default: CACHE_TTL_NO_CACHE }),
       DATA_SOURCE_EXCHANGE_RATES: str({ default: DataSource.YAHOO }),
       DATA_SOURCE_FEAR_AND_GREED_INDEX_STOCKS: str({
-        default: DataSource.RAPID_API
+        default: DataSource.MANUAL
       }),
       DATA_SOURCE_IMPORT: str({ default: DataSource.YAHOO }),
       DATA_SOURCES: json({