📍Use lombok, reformat, and optimize the code (#1560)

* Use lombok, reformat, and optimize the code

* Fix merge conflicts and some sonar issues

Co-authored-by: va1m <va1m@email.com>

tolerant-reader/src/main/java/com/iluwatar/tolerantreader/RainbowFish.java

@@ -24,10 +24,14 @@
 package com.iluwatar.tolerantreader;
 
 import java.io.Serializable;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
 
 /**
  * RainbowFish is the initial schema.
  */
+@Getter
+@RequiredArgsConstructor
 public class RainbowFish implements Serializable {
 
   private static final long serialVersionUID = 1L;
@@ -37,30 +41,4 @@ public class RainbowFish implements Serializable {
   private final int lengthMeters;
   private final int weightTons;
 
-  /**
-   * Constructor.
-   */
-  public RainbowFish(String name, int age, int lengthMeters, int weightTons) {
-    this.name = name;
-    this.age = age;
-    this.lengthMeters = lengthMeters;
-    this.weightTons = weightTons;
-  }
-
-  public String getName() {
-    return name;
-  }
-
-  public int getAge() {
-    return age;
-  }
-
-  public int getLengthMeters() {
-    return lengthMeters;
-  }
-
-  public int getWeightTons() {
-    return weightTons;
-  }
-
 }