diff --git a/proto/character.proto b/proto/character.proto
index fa8f810..eaa4cc8 100644
--- a/proto/character.proto
+++ b/proto/character.proto
@@ -1,8 +1,8 @@
 syntax = "proto3";
 
 service CharacterManager {
-	rpc createCharacter(CreateCharacterRequest) returns (CreateCharacterResponse);
-	rpc getCharacter(GetCharacterRequest) returns (GetCharacterResponse);
+	rpc createCharacter(CreateCharacterRequest) returns (Character);
+	rpc getCharacter(GetCharacterRequest) returns (Character);
 }
 
 message Character {
@@ -13,8 +13,4 @@ message Character {
 
 message CreateCharacterRequest {}
 
-message CreateCharacterResponse {}
-
-message GetCharacterRequest {}
-
-message GetCharacterResponse {}
\ No newline at end of file
+message GetCharacterRequest {}
\ No newline at end of file
diff --git a/vault/Dockerfile b/vault/Dockerfile
index d1eab77..deedeaf 100644
--- a/vault/Dockerfile
+++ b/vault/Dockerfile
@@ -15,6 +15,7 @@ COPY vault .
 RUN npm install -g protoc
 RUN npm install -g protoc-gen-ts
 
+RUN npm run build_protos
 RUN npm run build
 
 EXPOSE 8080
diff --git a/vault/eslint.config.mjs b/vault/eslint.config.mjs
index d87df1a..b597936 100644
--- a/vault/eslint.config.mjs
+++ b/vault/eslint.config.mjs
@@ -1,11 +1,17 @@
-import js from "@eslint/js";
-import globals from "globals";
-import tseslint from "typescript-eslint";
-import { defineConfig } from "eslint/config";
-
+import js from '@eslint/js'
+import globals from 'globals'
+import tseslint from 'typescript-eslint'
+import { defineConfig } from 'eslint/config'
 
 export default defineConfig([
-  { files: ["**/*.{js,mjs,cjs,ts,mts,cts}"], plugins: { js }, extends: ["js/recommended"] },
-  { files: ["**/*.{js,mjs,cjs,ts,mts,cts}"], languageOptions: { globals: globals.node } },
+  {
+    files: ['**/*.{js,mjs,cjs,ts,mts,cts}'],
+    plugins: { js },
+    extends: ['js/recommended'],
+  },
+  {
+    files: ['**/*.{js,mjs,cjs,ts,mts,cts}'],
+    languageOptions: { globals: globals.node },
+  },
   tseslint.configs.recommended,
-]);
+])
diff --git a/vault/src/app.ts b/vault/src/app.ts
index 2a7e41f..6f42db3 100644
--- a/vault/src/app.ts
+++ b/vault/src/app.ts
@@ -1,13 +1,13 @@
-import * as grpc from '@grpc/grpc-js'
+import { Server, ServerCredentials } from '@grpc/grpc-js'
 
 import { initCharacterService } from './character_service'
 
-const port = 8000;
+const port = 8000
 
-const app = new grpc.Server()
+const app = new Server()
 
 initCharacterService(app)
 
-app.bindAsync("0.0.0.0:8000", grpc.ServerCredentials.createInsecure(), () => {
-  console.log("Starting server at 0.0.0.0:8000")
-})
\ No newline at end of file
+app.bindAsync('0.0.0.0:8080', ServerCredentials.createInsecure(), () => {
+  console.log('Starting server at 0.0.0.0:8080')
+})
diff --git a/vault/src/character_service.ts b/vault/src/character_service.ts
index f34fa0b..58fc5ed 100644
--- a/vault/src/character_service.ts
+++ b/vault/src/character_service.ts
@@ -1,10 +1,31 @@
-import * as grpc from '@grpc/grpc-js'
+import { Server, ServerUnaryCall, sendUnaryData } from '@grpc/grpc-js'
 
-import { Character, GetCharacterRequest, GetCharacterResponse } from './proto/character'
+import {
+  UnimplementedCharacterManagerService,
+  Character,
+  GetCharacterRequest,
+  CreateCharacterRequest,
+} from './proto/character'
 
-export function initCharacterService(server: grpc.Server) {
+export function initCharacterService(server: Server) {
+  server.addService(UnimplementedCharacterManagerService.definition, {
+    createCharacter: createCharacter_Call,
+    getCharacter: getCharacter_Call,
+  })
 }
 
-function getCharacter(request: GetCharacterRequest): GetCharacterResponse {
-	return new GetCharacterResponse()
-}
\ No newline at end of file
+function createCharacter_Call(call: ServerUnaryCall<CreateCharacterRequest, Character>, callback: sendUnaryData<Character>) {
+  callback(null, createCharacter(call.request))
+}
+
+function createCharacter(request: CreateCharacterRequest): Character {
+  return new Character()
+}
+
+function getCharacter_Call(call: ServerUnaryCall<GetCharacterRequest, Character>, callback: sendUnaryData<Character>) {
+  callback(null, getCharacter(call.request))
+}
+
+function getCharacter(request: GetCharacterRequest): Character {
+  return new Character()
+}
diff --git a/vault/tsconfig.json b/vault/tsconfig.json
index 4033670..d58a717 100644
--- a/vault/tsconfig.json
+++ b/vault/tsconfig.json
@@ -8,4 +8,4 @@
     "outDir": "dist"
   },
   "lib": ["es2015"]
-}
\ No newline at end of file
+}