refactor variable name

Signed-off-by: kasey-alusi-vcc <[email protected]>

Author: kasey-alusi-vcc

docs/configuration.md

@@ -119,7 +119,7 @@ Unless you need to set a non-default value, it is recommended to only populate o
 | `HEDERA_NETWORK`                    | ""                                                                                                                                                                                                   | Which network to connect to. Automatically populates the main node & mirror node endpoints. Can be `previewnet`, `testnet`, `mainnet` or a map of network IPs -> node accountIds e.g. `{"127.0.0.1:50211":"0.0.3"}`               |
 | `INPUT_SIZE_LIMIT`                  | "1mb"                                                                                                                                                                                                | The [koa-jsonrpc](https://github.com/Bitclimb/koa-jsonrpc) maximum size allowed for requests                                                                                                                                      |
 | `LOG_LEVEL`                         | "trace"                                                                                                                                                                                              | The logging level for the application. Valid values are `trace`, `debug`, `info`, `warn`, `error`, and `fatal`.                                                                                                                   |
-| `LOG_FORMAT`                        | "pretty"                                                                                                                                                                                             | The logging output format. Valid values are `pretty` (human-readable with colors) and `json` (structured JSON format for log aggregation systems).                                                                                |
+| `PRETTY_LOGS_ENABLED`               | "true"                                                                                                                                                                                               | Controls the logging output format. When set to `true` (default), uses human-readable pretty format with colors. When set to `false`, uses structured JSON format for log aggregation systems.                                    |
 | `MAX_BLOCK_RANGE`                   | "5"                                                                                                                                                                                                  | The maximum block number greater than the mirror node's latest block to query for                                                                                                                                                 |
 | `OPERATOR_ID_MAIN`                  | ""                                                                                                                                                                                                   | Operator account ID used to pay for transactions. In `S.R.N` format, e.g. `0.0.1001`.                                                                                                                                             |
 | `OPERATOR_KEY_FORMAT`               | "DER"                                                                                                                                                                                                | Operator private key format. Valid types are `DER`, `HEX_ECDSA`, or `HEX_ED25519`                                                                                                                                                 |

packages/config-service/src/services/globalConfig.ts

@@ -362,10 +362,10 @@ const _CONFIG = {
     required: false,
     defaultValue: 'trace',
   },
-  LOG_FORMAT: {
-    type: 'string',
+  PRETTY_LOGS_ENABLED: {
+    type: 'boolean',
     required: false,
-    defaultValue: 'pretty',
+    defaultValue: true,
   },
   MAX_BLOCK_RANGE: {
     type: 'number',

packages/server/src/server.ts

@@ -18,7 +18,7 @@ import { spec } from './koaJsonRpc/lib/RpcError';
 // https://nodejs.org/api/async_context.html#asynchronous-context-tracking
 const context = new AsyncLocalStorage<{ requestId: string }>();
 
-const logFormat = ConfigService.get('LOG_FORMAT');
+const prettyLogsEnabled = ConfigService.get('PRETTY_LOGS_ENABLED');
 
 const mainLogger = pino({
   name: 'hedera-json-rpc-relay',
@@ -28,8 +28,8 @@ const mainLogger = pino({
     const store = context.getStore();
     return store ? { requestId: `[Request ID: ${store.requestId}] ` } : {};
   },
-  // Only use pino-pretty when LOG_FORMAT is set to 'pretty' (default)
-  ...(logFormat === 'pretty' && {
+  // Use pino-pretty when PRETTY_LOGS_ENABLED is true (default), otherwise use JSON format
+  ...(prettyLogsEnabled && {
     transport: {
       target: 'pino-pretty',
       options: {