feat: create extensionVersions by depth (#6286)

* feat: create extensionVersions by depth

* Apply suggestions from code review

Signed-off-by: hongming <coder.scala@gmail.com>

* Apply suggestions from code review

Signed-off-by: hongming <coder.scala@gmail.com>

---------

Signed-off-by: hongming <coder.scala@gmail.com>
Co-authored-by: joyceliu <joyceliu@yunify.com>
Co-authored-by: hongming <coder.scala@gmail.com>

staging/src/kubesphere.io/api/core/v1alpha1/constants.go

@@ -40,3 +40,7 @@ const (
 	ExecutorUpgradeHookImageAnnotation   = "executor-hook-image.kubesphere.io/upgrade"
 	ExecutorUninstallHookImageAnnotation = "executor-hook-image.kubesphere.io/uninstall"
 )
+
+const (
+	DefaultRepositoryDepth = 3
+)

staging/src/kubesphere.io/api/core/v1alpha1/repository_types.go

@@ -29,6 +29,9 @@ type RepositorySpec struct {
 	CABundle string `json:"caBundle,omitempty"`
 	// --insecure-skip-tls-verify. default false
 	Insecure bool `json:"insecure,omitempty"`
+	// The maximum number of synchronized versions for each extension. A value of 0 indicates that all versions will be synchronized. The default is 3.
+	// +optional
+	Depth *int `json:"depth,omitempty"`
 }
 
 type RepositoryStatus struct {

staging/src/kubesphere.io/api/core/v1alpha1/zz_generated.deepcopy.go

@@ -754,6 +754,11 @@ func (in *RepositorySpec) DeepCopyInto(out *RepositorySpec) {
 		*out = new(UpdateStrategy)
 		**out = **in
 	}
+	if in.Depth != nil {
+		in, out := &in.Depth, &out.Depth
+		*out = new(int)
+		**out = **in
+	}
 }
 
 // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new RepositorySpec.