# Conflicts:
#	internal/pkg/config/config.go

@@ -72,2 +78,4 @@
 
 		runner := run.NewRunner(cfg, reg, cli)
+		// declare the labels of the runner before fetching tasks
+		err = runner.Declare(ctx, ls.Names())

@@ -46,6 +46,7 @@ func runRegister(ctx context.Context, regArgs *registerArgs, configFile *string)
 			log.Warnf("Runner in user-mode.")
 		}
 
+		log.Warnf("configFile: %s", *configFile)

@@ -39,9 +39,6 @@ func New(endpoint string, insecure bool, uuid, token, version string, opts ...co
 			if token != "" {
 				req.Header().Set(TokenHeader, token)
 			}
-			if version != "" {

@@ -28,1 +28,4 @@
   fetch_interval: 2s
+  # The labels of a runner are used to determine which jobs the runner can run, and how to run them.
+  # Please enter sequences (equivalent to lists or arrays).
+  labels:

@@ -46,0 +48,4 @@
+		var overwrite bool
+		if len(cfg.Runner.Labels) > 0 {
+			// Determine if the labels in the `.runner` file are the same as the labels in config.
+			if isEqual := utils.AreStrSlicesElemsEqual(cfg.Runner.Labels, reg.Labels); !isEqual {

@@ -41,3 +41,4 @@
 			}
+			// TODO: version will be removed from request header after Gitea 1.20 released.
 			if version != "" {
 				req.Header().Set(VersionHeader, version)

@@ -28,1 +28,4 @@
   fetch_interval: 2s
+  # The labels of a runner are used to determine which jobs the runner can run, and how to run them.
+  # Like: ["macos-arm64:host", "ubuntu-latest:docker://node:16-bullseye", "ubuntu-22.04:docker://node:16-bullseye"]
+  # If it's empty when registering, will use default labels.

@@ -0,0 +6,4 @@
+import "reflect"
+
+// AreStrSlicesElemsEqual determines whether elements in two slices are equal (ignoring order).
+func AreStrSlicesElemsEqual(s1, s2 []string) bool {