Add frontend, backend and CLI

backend/src/models/key.ts

@@ -0,0 +1,45 @@
+import { Schema, model, Types } from 'mongoose';
+
+export interface IKey {
+	_id: Types.ObjectId;
+	encryptedKey: string;
+	nonce: string;
+	sender: Types.ObjectId;
+	receiver: Types.ObjectId;
+	workspace: Types.ObjectId;
+}
+
+const keySchema = new Schema<IKey>(
+	{
+		encryptedKey: {
+			type: String,
+			required: true
+		},
+		nonce: {
+			type: String,
+			required: true
+		},
+		sender: {
+			type: Schema.Types.ObjectId,
+			ref: 'User',
+			required: true
+		},
+		receiver: {
+			type: Schema.Types.ObjectId,
+			ref: 'User',
+			required: true
+		},
+		workspace: {
+			type: Schema.Types.ObjectId,
+			ref: 'Workspace',
+			required: true
+		}
+	},
+	{
+		timestamps: true
+	}
+);
+
+const Key = model<IKey>('Key', keySchema);
+
+export default Key;