use Getwd to find the root path for diff commands

Signed-off-by: Prune <[email protected]>

cmd/argocd/commands/app.go

@@ -1116,8 +1116,16 @@ func NewApplicationDiffCommand(clientOpts *argocdclient.ClientOptions) *cobra.Co
 					defer argoio.Close(conn)
 					cluster, err := clusterIf.Get(ctx, &clusterpkg.ClusterQuery{Name: app.Spec.Destination.Name, Server: app.Spec.Destination.Server})
 					errors.CheckError(err)
+
+					if localRepoRoot == "" {
+						localDirectory, err := os.Getwd() //get the current directory using the built-in function
+						errors.CheckError(err)
+						diffOption.localRepoRoot = localDirectory
+					} else {
+						diffOption.localRepoRoot = localRepoRoot
+					}
+
 					diffOption.local = local
-					diffOption.localRepoRoot = localRepoRoot
 					diffOption.cluster = cluster
 				}
 			}
@@ -1133,7 +1141,7 @@ func NewApplicationDiffCommand(clientOpts *argocdclient.ClientOptions) *cobra.Co
 	command.Flags().BoolVar(&exitCode, "exit-code", true, "Return non-zero exit code when there is a diff")
 	command.Flags().StringVar(&local, "local", "", "Compare live app to a local manifests")
 	command.Flags().StringVar(&revision, "revision", "", "Compare live app to a particular revision")
-	command.Flags().StringVar(&localRepoRoot, "local-repo-root", "/", "Path to the repository root. Used together with --local allows setting the repository root")
+	command.Flags().StringVar(&localRepoRoot, "local-repo-root", "", "Path to the repository root. Used together with --local allows setting the repository root")
 	command.Flags().BoolVar(&serverSideGenerate, "server-side-generate", false, "Used with --local, this will send your manifests to the server for diffing")
 	command.Flags().StringArrayVar(&localIncludes, "local-include", []string{"*.yaml", "*.yml", "*.json"}, "Used with --server-side-generate, specify patterns of filenames to send. Matching is based on filename and not path.")
 	return command