update membercluster and work API, mark conditions optional

Signed-off-by: Kevin Wang <kevinwzf0126@gmail.com>

artifacts/deploy/propagationstrategy.karmada.io_propagationworks.yaml

@@ -250,12 +250,9 @@ spec:
                       - version
                       type: object
                   required:
-                  - conditions
                   - identifier
                   type: object
                 type: array
-            required:
-            - conditions
             type: object
         required:
         - spec

pkg/apis/membercluster/v1alpha1/types.go

@@ -99,9 +99,11 @@ type MemberClusterStatus struct {
 	APIEnablements []APIEnablement `json:"apiEnablements,omitempty"`
 
 	// Conditions is an array of current cluster conditions.
+	// +optional
 	Conditions []metav1.Condition `json:"conditions,omitempty"`
 
 	// NodeSummary represents the summary of nodes status in the member cluster.
+	// +optional
 	NodeSummary NodeSummary `json:"nodeSummary,omitempty"`
 }
 
@@ -132,5 +134,7 @@ type NodeSummary struct {
 type MemberClusterList struct {
 	metav1.TypeMeta `json:",inline"`
 	metav1.ListMeta `json:"metadata,omitempty"`
+	
+	// Items holds a list of MemberCluster.
 	Items           []MemberCluster `json:"items"`
 }

pkg/apis/propagationstrategy/v1alpha1/work_types.go

@@ -49,7 +49,8 @@ type PropagationWorkStatus struct {
 	// 3. Available represents workload in PropagationWork exists on the managed cluster.
 	// 4. Degraded represents the current state of workload does not match the desired
 	// state for a certain period.
-	Conditions []metav1.Condition `json:"conditions"`
+	// +optional
+	Conditions []metav1.Condition `json:"conditions,omitempty"`
 
 	// ManifestConditions represents the conditions of each Kubernetes resource in work
 	// deployed on managed cluster.
@@ -64,7 +65,8 @@ type ManifestCondition struct {
 	Identifier ResourceIdentifier `json:"identifier"`
 
 	// Conditions represents the conditions of this resource on the managed cluster
-	Conditions []metav1.Condition `json:"conditions"`
+	// +optional
+	Conditions []metav1.Condition `json:"conditions,omitempty"`
 }
 
 // ResourceIdentifier provides the identifiers needed to interact with any arbitrary object.