feat: add immutable bi tuple

tuple/src/main/java/com/onixbyte/tuple/ImmutableBiTuple.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2024-2025 OnixByte.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.onixbyte.tuple;
+
+/**
+ * Represents an immutable pair of two elements, referred to as 'left' and 'right'. This class
+ * provides a simple way to group two values without the need to create a custom class for each
+ * specific pair.
+ * <p>
+ * The generic types {@code L} and {@code R} denote the types of the left and right elements,
+ * respectively. Instances of this class are immutable once created.
+ *
+ * @param <L>   the type of the left element
+ * @param <R>   the type of the right element
+ * @param left  the left element of this tuple
+ * @param right the right element of this tuple
+ * @author siujamo
+ * @author zihluwang
+ */
+public record ImmutableBiTuple<L, R>(
+    L left,
+    R right
+) {
+
+    /**
+     * Creates a new {@code ImmutableBiTuple} with the specified left and right elements.
+     *
+     * @param <L>   the type of the left element
+     * @param <R>   the type of the right element
+     * @param left  the left element
+     * @param right the right element
+     * @return a new {@code ImmutableBiTuple} containing the specified elements
+     */
+    public static <L, R> ImmutableBiTuple<L, R> of(L left, R right) {
+        return new ImmutableBiTuple<>(left, right);
+    }
+}