Made code reviews

src/main/java/ca/bc/gov/api/oracle/legacy/configuration/MetricConfiguration.java

@@ -11,6 +11,14 @@
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
+/**
+ * MetricConfiguration sets up custom metrics and configuration for the application's meter
+ * registry using Micrometer.
+ *
+ * It applies common tags to all metrics, configures percentile distribution statistics, 
+ * and manages Prometheus meter registry configuration. This class also provides a 
+ * {@link TimedAspect} bean to support @Timed annotations for methods.
+ */
 @Configuration
 public class MetricConfiguration {
 
@@ -23,11 +31,23 @@ public class MetricConfiguration {
   @Value("${info.app.zone}")
   private String appZone;
 
+  /**
+   * Creates a {@link TimedAspect} bean for timing method executions using the @Timed annotation.
+   *
+   * @param registry the {@link MeterRegistry} to register the aspect with.
+   * @return a {@link TimedAspect} configured to record method execution times.
+   */
   @Bean
   public TimedAspect timedAspect(MeterRegistry registry) {
     return new TimedAspect(registry);
   }
 
+  /**
+   * Adds common tags like version, app name, and zone to all metrics registered with the 
+   * {@link MeterRegistry}.
+   *
+   * @return a {@link MeterRegistryCustomizer} to configure common tags and filters for metrics.
+   */
   @Bean
   public MeterRegistryCustomizer<MeterRegistry> metricsCommonTags() {
     return registry -> registry.config()
@@ -40,15 +60,31 @@ public MeterRegistryCustomizer<MeterRegistry> metricsCommonTags() {
         .meterFilter(distribution());
   }
 
+  /**
+   * Configures the {@link PrometheusMeterRegistry} for use with Prometheus metrics.
+   *
+   * @return a {@link MeterRegistryCustomizer} for Prometheus meter registry configuration.
+   */
   @Bean
   public MeterRegistryCustomizer<PrometheusMeterRegistry> prometheusConfiguration() {
     return MeterRegistry::config;
   }
 
+  /**
+   * Creates a meter filter that ignores the "type" tag in all registered metrics.
+   *
+   * @return a {@link MeterFilter} that ignores the "type" tag.
+   */
   public MeterFilter ignoreTag() {
     return MeterFilter.ignoreTags("type");
   }
 
+  /**
+   * Configures a meter filter to enable percentile histograms and track percentiles (0.5, 0.95, 
+   * 0.99) for distribution statistics.
+   *
+   * @return a {@link MeterFilter} that configures percentile statistics and enables histograms.
+   */
   public MeterFilter distribution() {
     return new MeterFilter() {
 

src/main/java/ca/bc/gov/api/oracle/legacy/controller/ClientController.java

@@ -105,8 +105,8 @@ public Mono<ClientPublicViewDto> findByClientNumber(
    */
   @GetMapping("/findByClientNumberOrName/{clientNumberOrName}")
   @Operation(
-      summary = "Search clients by client number or client name." 
-    		  	+ " It will return active and inactive",
+      summary = "Search clients by client number or client name."
+                + " It will return active and inactive",
       responses = {
           @ApiResponse(
               responseCode = "200",