feat(go): support basic pkg

codes/go/chapter_searching/linear_search.go

@@ -0,0 +1,35 @@
+// File: linear_search.go
+// Created Time: 2022-11-25
+// Author: Reanon (793584285@qq.com)
+
+package chapter_searching
+
+import (
+	. "github.com/krahets/hello-algo/pkg"
+)
+
+// linerSearchArray 线性查找（数组）
+func linerSearchArray(nums []int, target int) int {
+	// 遍历数组
+	for i := 0; i < len(nums); i++ {
+		if nums[i] == target {
+			// 找到目标元素，返回其索引
+			return i
+		}
+	}
+	// 未找到目标元素，返回 -1
+	return -1
+}
+
+// linerSearchLinkedList 线性查找（链表）
+func linerSearchLinkedList(node *ListNode, target int) *ListNode {
+	// 遍历链表
+	for node != nil {
+		if node.Val == target {
+			return node
+		}
+		node = node.Next
+	}
+	// 未找到目标元素，返回 nil
+	return nil
+}