[feature] migrate to monorepo

backend/ent/schema/permission.go

@@ -0,0 +1,52 @@
+package schema
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/index"
+	"time"
+)
+
+// Permission holds the schema definition for the Permission entity.
+type Permission struct {
+	ent.Schema
+}
+
+// Fields of the Permission.
+func (Permission) Fields() []ent.Field {
+	return []ent.Field{
+		field.String("resource").
+			NotEmpty().
+			Comment("Resource name, e.g., 'media', 'post'"),
+		field.String("action").
+			NotEmpty().
+			Comment("Action name, e.g., 'create', 'read', 'update', 'delete'"),
+		field.String("description").
+			Optional().
+			Comment("Human readable description of the permission"),
+		field.Time("created_at").
+			Default(time.Now).
+			Immutable(),
+		field.Time("updated_at").
+			Default(time.Now).
+			UpdateDefault(time.Now),
+	}
+}
+
+// Edges of the Permission.
+func (Permission) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.From("roles", Role.Type).
+			Ref("permissions"),
+	}
+}
+
+// Indexes of the Permission.
+func (Permission) Indexes() []ent.Index {
+	return []ent.Index{
+		// Create a unique index on resource and action
+		index.Fields("resource", "action").
+			Unique(),
+	}
+}