use absolute path

Author: alexcheng1982

read-local-file/src/main/kotlin/io/github/llmagentbuilder/tool/readlocalfile/ReadLocalFileTool.kt

@@ -40,6 +40,6 @@ class ReadLocalFileTool(private val config: ReadLocalFileConfig) :
         val basePath =
             StringUtils.trimToNull(config.basePath)?.let { Paths.get(it) }
                 ?: Paths.get(".")
-        return basePath.resolve(request.filePath)
+        return basePath.resolve(request.filePath).toAbsolutePath()
     }
 }

write-local-file/src/main/kotlin/io/github/llmagentbuilder/tool/writelocalfile/WriteLocalFileTool.kt

@@ -67,5 +67,6 @@ class WriteLocalFileTool(private val config: WriteLocalFileConfig) :
         )
         val filename = StringUtils.trimToNull(request.filename)
         return saveFileDir.resolve(filename ?: UUID.randomUUID().toString())
+            .toAbsolutePath()
     }
 }