Init V4 community edition (#2265)

* Init V4 community edition

* Init V4 community edition

ent/schema/node.go

@@ -0,0 +1,46 @@
+package schema
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"github.com/cloudreve/Cloudreve/v4/inventory/types"
+	"github.com/cloudreve/Cloudreve/v4/pkg/boolset"
+)
+
+// Node holds the schema definition for the Node entity.
+type Node struct {
+	ent.Schema
+}
+
+// Fields of the Node.
+func (Node) Fields() []ent.Field {
+	return []ent.Field{
+		field.Enum("status").
+			Values("active", "suspended"),
+		field.String("name"),
+		field.Enum("type").
+			Values("master", "slave"),
+		field.String("server").
+			Optional(),
+		field.String("slave_key").Optional(),
+		field.Bytes("capabilities").GoType(&boolset.BooleanSet{}),
+		field.JSON("settings", &types.NodeSetting{}).
+			Default(&types.NodeSetting{}).
+			Optional(),
+		field.Int("weight").Default(0),
+	}
+}
+
+// Edges of the Node.
+func (Node) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.To("storage_policy", StoragePolicy.Type),
+	}
+}
+
+func (Node) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		CommonMixin{},
+	}
+}