diff --git a/qodana.yaml b/qodana.yaml
new file mode 100644
index 0000000..ec438dd
--- /dev/null
+++ b/qodana.yaml
@@ -0,0 +1,31 @@
+#-------------------------------------------------------------------------------#
+#               Qodana analysis is configured by qodana.yaml file               #
+#             https://www.jetbrains.com/help/qodana/qodana-yaml.html            #
+#-------------------------------------------------------------------------------#
+version: "1.0"
+
+#Specify inspection profile for code analysis
+profile:
+  name: qodana.starter
+
+#Enable inspections
+#include:
+#  - name: <SomeEnabledInspectionId>
+
+#Disable inspections
+#exclude:
+#  - name: <SomeDisabledInspectionId>
+#    paths:
+#      - <path/where/not/run/inspection>
+
+projectJDK: 23 #(Applied in CI/CD pipeline)
+
+#Execute shell command before Qodana execution (Applied in CI/CD pipeline)
+#bootstrap: sh ./prepare-qodana.sh
+
+#Install IDE plugins before Qodana execution (Applied in CI/CD pipeline)
+#plugins:
+#  - id: <plugin.id> #(plugin id can be found at https://plugins.jetbrains.com)
+
+#Specify Qodana linter for analysis (Applied in CI/CD pipeline)
+linter: jetbrains/qodana-jvm:latest
diff --git a/src/main/kotlin/utils/DefaultCode.kt b/src/main/kotlin/utils/DefaultCode.kt
index a583eb1..055c358 100644
--- a/src/main/kotlin/utils/DefaultCode.kt
+++ b/src/main/kotlin/utils/DefaultCode.kt
@@ -1,6 +1,12 @@
 package utils
 
+/**
+ * UI页面的默认代码
+ */
 object DefaultCode {
+  /**
+   * @return 默认代码
+   */
   override fun toString(): String {
     return """
       int main(){
@@ -19,7 +25,17 @@ object DefaultCode {
     """.trimIndent()
   }
 
+  /**
+   * 我们借来测试行数
+   * @return 默认代码行数
+   */
   override fun hashCode(): Int {
     return this.toString().count { it == '\n' } + 1
   }
+
+  /**
+   *  Fix:
+   *  Qodana `Reports classes that override equals() but do not override hashCode(), or vice versa.`
+   */
+  override fun equals(other: Any?) = false
 }
\ No newline at end of file