feat: add multi knowledgebase

Signed-off-by: Abirdcfly <fp544037857@gmail.com>

PROJECT

@@ -151,6 +151,22 @@ resources:
   kind: RerankRetriever
   path: github.com/kubeagi/arcadia/api/app-node/retriever/v1alpha1
   version: v1alpha1
+- api:
+    crdVersion: v1
+  controller: true
+  domain: arcadia.kubeagi.k8s.com.cn
+  group: retriever
+  kind: MergerRetriever
+  path: github.com/kubeagi/arcadia/api/app-node/retriever/v1alpha1
+  version: v1alpha1
+- api:
+    crdVersion: v1
+  controller: true
+  domain: arcadia.kubeagi.k8s.com.cn
+  group: retriever
+  kind: MultiQueryRetriever
+  path: github.com/kubeagi/arcadia/api/app-node/retriever/v1alpha1
+  version: v1alpha1
 - api:
     crdVersion: v1
   controller: true

api/app-node/common_type.go

@@ -25,8 +25,15 @@ import (
 const (
 	InputLengthAnnotationKey  = v1alpha1.Group + `/input-rules`
 	OutputLengthAnnotationKey = v1alpha1.Group + `/output-rules`
+
+	// ConversationKnowledgebaseName is the placeholder name of the conversation knowledgebase
+	ConversationKnowledgebaseName = "conversation-knowledgebase-placeholder"
 )
 
+func IsPlaceholderConversationKnowledgebase(name string) bool {
+	return name == ConversationKnowledgebaseName
+}
+
 type Ref struct {
 	Kind   string `json:"kind,omitempty"`
 	Group  string `json:"group,omitempty"`

api/app-node/retriever/v1alpha1/mergerretriever_types.go

@@ -0,0 +1,76 @@
+/*
+Copyright 2024 KubeAGI.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
+	node "github.com/kubeagi/arcadia/api/app-node"
+	"github.com/kubeagi/arcadia/api/base/v1alpha1"
+)
+
+// MergerRetrieverSpec defines the desired state of MergerRetriever
+type MergerRetrieverSpec struct {
+	v1alpha1.CommonSpec `json:",inline"`
+}
+
+// MergerRetrieverStatus defines the observed state of MergerRetriever
+type MergerRetrieverStatus struct {
+	// ObservedGeneration is the last observed generation.
+	// +optional
+	ObservedGeneration int64 `json:"observedGeneration,omitempty"`
+
+	// ConditionedStatus is the current status
+	v1alpha1.ConditionedStatus `json:",inline"`
+}
+
+//+kubebuilder:object:root=true
+//+kubebuilder:subresource:status
+
+// MergerRetriever is the Schema for the MergerRetriever API
+type MergerRetriever struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   MergerRetrieverSpec   `json:"spec,omitempty"`
+	Status MergerRetrieverStatus `json:"status,omitempty"`
+}
+
+//+kubebuilder:object:root=true
+
+// MergerRetrieverList contains a list of MergerRetriever
+type MergerRetrieverList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []MergerRetriever `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&MergerRetriever{}, &MergerRetrieverList{})
+}
+
+var _ node.Node = (*MergerRetriever)(nil)
+
+func (c *MergerRetriever) SetRef() {
+	annotations := node.SetRefAnnotations(c.GetAnnotations(), []node.Ref{node.RetrieverRef.Len(1)}, []node.Ref{node.RetrievalQAChainRef.Len(1)})
+	if c.GetAnnotations() == nil {
+		c.SetAnnotations(annotations)
+	}
+	for k, v := range annotations {
+		c.Annotations[k] = v
+	}
+}