Apply suggestions from code review

Co-authored-by: Hanna Skryl <80118140+hanna-skryl@users.noreply.github.com>

Author: BioPhoton

packages/utils/docs/profiler.md

@@ -268,7 +268,7 @@ const saved = profiler.measure('save-user', () => saveToDb(user), {
 
 ### Features
 
-- **Crash-save Write Ahead Log**: Ensures profiling data is saved even if the application crashes.
+- **Crash-safe Write Ahead Log**: Ensures profiling data is saved even if the application crashes.
 - **Recoverable Profiles**: Ability to resume profiling sessions after interruptions or crash.
 - **Automatic Trace Generation**: Generates trace files compatible with Chrome DevTools for in-depth performance analysis.
 - **Multiprocess Support**: Designed to handle profiling over sharded WAL.

packages/utils/src/lib/profiler/constants.ts

@@ -19,8 +19,9 @@ export const PROFILER_DEBUG_ENV_VAR = 'CP_PROFILER_DEBUG';
 /**
  * Environment variable name for setting the Sharded WAL Coordinator ID.
  * This ID is used to identify the coordinator instance in a sharded Write-Ahead Logging setup.
- *  @example
- *  CP_SHARDED_WAL_COORDINATOR_ID=coordinator-1 npm run dev
+ * 
+ * @example
+ * CP_SHARDED_WAL_COORDINATOR_ID=coordinator-1 npm run dev
  */
 export const SHARDED_WAL_COORDINATOR_ID_ENV_VAR =
   'CP_SHARDED_WAL_COORDINATOR_ID';

packages/utils/src/lib/wal.unit.test.ts

@@ -679,7 +679,7 @@ describe('parseWalFormat', () => {
   });
 });
 
-describe('isLeaderWal', () => {
+describe('isCoordinatorProcess', () => {
   it('should return true when env var matches current pid', () => {
     const profilerId = `${Math.round(performance.timeOrigin)}${process.pid}.1.0`;
     vi.stubEnv('TEST_LEADER_PID', profilerId);