fix(actions): fix variable name in CommitMessageSuggestionAction

Changed variable name from historyExample to historyExamples for clarity and consistency.

exts/devins-lang/src/main/kotlin/cc/unitmesh/devti/language/completion/dataprovider/ToolHub.kt

@@ -2,6 +2,14 @@ package cc.unitmesh.devti.language.completion.dataprovider
 
 import cc.unitmesh.devti.agent.model.CustomAgentConfig
 
+/**
+ * The tool hub provides a list of tools - agents and commands for the AI Agent to decide which one to call
+ * For example, you prompt could be:
+ * ```devin
+ * Here is the tools you can use:
+ * $agent
+ * ```
+ */
 enum class ToolHub(val summaryName: String, val type: String, val description: String) {
     AGENT("Agent", CustomAgentConfig::class.simpleName.toString(), "DevIns all agent for AI Agent to call"),
     COMMAND("Command", BuiltinCommand::class.simpleName.toString(), "DevIns all commands for AI Agent to call"),

src/main/kotlin/cc/unitmesh/devti/actions/vcs/CommitMessageSuggestionAction.kt

@@ -146,15 +146,15 @@ class CommitMessageSuggestionAction : ChatBaseAction() {
         val templateRender = TemplateRender("genius/practises")
         val template = templateRender.getTemplate("gen-commit-msg.vm")
 
-        val historyExample = try {
+        val historyExamples = try {
             findExampleCommitMessages(project) ?: ""
         } catch (e: Exception) {
             logger.warn("Cannot get example commit messages.", e)
             ""
         }
 
         templateRender.context = CommitMsgGenContext(
-            historyExample = historyExample,
+            historyExamples = historyExamples,
             diffContent = diff,
         )
         val prompter = templateRender.renderTemplate(template)
@@ -166,6 +166,6 @@ class CommitMessageSuggestionAction : ChatBaseAction() {
 
 
 data class CommitMsgGenContext(
-    var historyExample: String = "",
+    var historyExamples: String = "",
     var diffContent: String = "",
 )