Begin refactoring backfilling and preparation operations into setup and start adding encryption metadata to models

backend/src/interfaces/utils/crypto.ts

@@ -0,0 +1,41 @@
+export interface IGenerateKeyPairOutput {
+    publicKey: string;
+    privateKey: string
+}
+
+export interface IEncryptAsymmetricInput {
+    plaintext: string;
+    publicKey: string;
+    privateKey: string;
+}
+
+export interface IEncryptAsymmetricOutput {
+    ciphertext: string;
+    nonce: string;
+}
+
+export interface IDecryptAsymmetricInput {
+    ciphertext: string;
+    nonce: string;
+    publicKey: string;
+    privateKey: string;
+}
+
+export interface IEncryptSymmetricInput {
+    plaintext: string;
+    key: string;
+}
+
+export interface IEncryptSymmetricOutput {
+    ciphertext: string;
+    iv: string;
+    tag: string;
+}
+
+export interface IDecryptSymmetricInput {
+    ciphertext: string;
+    iv: string;
+    tag: string;
+    key: string;
+}
+

backend/src/interfaces/utils/index.ts

@@ -0,0 +1 @@
+export * from './crypto';