refactor(llms): Move PromptTemplate to flow package

Move PromptTemplate from llms to flow package to better organize the codebase and improve maintainability. Update related imports and package declarations.

Author: phodal

java/src/main/kotlin/cc/unitmesh/idea/flow/JvmAutoDevFlow.kt

@@ -7,7 +7,7 @@ import cc.unitmesh.devti.flow.model.SimpleStory
 import cc.unitmesh.devti.prompting.code.TargetEndpoint
 import cc.unitmesh.devti.gui.chat.ChatCodingPanel
 import cc.unitmesh.devti.llms.LLMProvider
-import cc.unitmesh.devti.llms.openai.PromptTemplate
+import cc.unitmesh.devti.flow.PromptTemplate
 import cc.unitmesh.devti.util.parser.parseCodeFromString
 import cc.unitmesh.devti.provider.DevFlowProvider
 import cc.unitmesh.devti.provider.PromptStrategy

src/main/kotlin/cc/unitmesh/devti/llms/openai/PromptTemplate.kt renamed to src/main/kotlin/cc/unitmesh/devti/flow/PromptTemplate.kt

@@ -1,4 +1,4 @@
-package cc.unitmesh.devti.llms.openai
+package cc.unitmesh.devti.flow
 
 import cc.unitmesh.devti.context.model.DtClass
 import cc.unitmesh.devti.flow.model.SimpleProjectInfo

src/test/kotlin/cc/unitmesh/devti/prompt/openai/PromptTemplateTest.kt

@@ -1,7 +1,7 @@
 package cc.unitmesh.devti.prompt.openai
 
 import cc.unitmesh.devti.context.model.DtClass
-import cc.unitmesh.devti.llms.openai.PromptTemplate
+import cc.unitmesh.devti.flow.PromptTemplate
 import cc.unitmesh.devti.flow.model.SimpleProjectInfo
 import org.junit.Assert.assertEquals
 import org.junit.Ignore