Add quick start example

.gitignore

@@ -9,4 +9,6 @@ dist-ssr
 .cache
 server/dist
 public/dist
-.idea
+.idea
+.yarn
+.pnp.*js

QuickStart.md

@@ -0,0 +1,37 @@
+# Development Environment 
+
+Get a local development environment up and running with as few steps as possible.
+
+## Required Variables
+
+- **OPENAI_API_KEY:** An OpenAI API key needs to be obtained manually from [OpenAI](https://platform.openai.com/api-keys):
+
+## Start
+
+```shell
+yarn set version classic
+yarn install
+yarn contracts:solo-up
+yarn contracts:deploy:solo
+
+OPENAI_API_KEY="" \
+ ADMIN_MNEMONIC="denial kitchen pet squirrel other broom bar gas better priority spoil cross" \
+ yarn dev
+```
+
+## Result
+
+Link | Service 
+--- | ---
+http://localhost:8082 | Frontend
+http://localhost:3000 | Backend
+http://localhost:8081 | Inspector
+http://localhost:8669 | Solo Thor
+
+Deployed contracts documented in: [packages/config-contract/config.ts](packages/config-contract/config.ts)
+
+## Shutdown
+
+```shell
+yarn contracts:solo-down
+```

README.md

@@ -21,6 +21,9 @@
                                   ##############
                                   #########
 
+> [!TIP]
+> Impatient? Check out the [QuickStart](./QuickStart.md) to instantly run the app template.
+
 Unlock the potential of decentralized application development on Vechain with our X-App template for VeBetterDAO. Designed for the Vechain Thor blockchain, this template integrates cutting-edge technologies such as React, TypeScript, Hardhat, and Express, ensuring a seamless and efficient DApp development experience. 🌟
 
 Read more about the implementation and key features of this template in our [Developer Docs](https://docs.vebetterdao.org/developer-guides/integration-examples/pattern-2-use-smart-contracts-and-backend).
@@ -110,7 +113,7 @@ yarn contracts:deploy:solo
 Once the deployment is completed successfully you can go ahead and start the frontend and backend:
 
 > ⚠️ **Warning:**
-> Remeber to set the OPENAI_API_KEY env variable in the backend .env.development.local file. Refer to the [Environment Variables](#environment-variables) section for more information.
+> Remember to set the OPENAI_API_KEY env variable in the backend .env.development.local file. Refer to the [Environment Variables](#environment-variables) section for more information.
 
 ```bash
 yarn dev

apps/backend/src/config/index.ts

@@ -1,13 +1,17 @@
 import { config } from 'dotenv';
 import { mnemonic } from '@vechain/sdk-core';
+import { ValidateEnv } from '@utils/validateEnv';
 config({ path: `.env.${process.env.NODE_ENV || 'development'}.local` });
 
+const validatedEnv = ValidateEnv();
+
 export const CREDENTIALS = process.env.CREDENTIALS === 'true';
-export const { NODE_ENV, PORT, LOG_FORMAT, LOG_DIR, ORIGIN } = process.env;
-export const { OPENAI_API_KEY } = process.env;
-export const { MAX_FILE_SIZE } = process.env;
-export const { ADMIN_MNEMONIC, ADMIN_ADDRESS } = process.env;
-export const { NETWORK_URL, NETWORK_TYPE } = process.env;
-export const { REWARD_AMOUNT } = process.env;
+export const { NODE_ENV, PORT, LOG_FORMAT, LOG_DIR, ORIGIN } = validatedEnv;
+
+export const { OPENAI_API_KEY } = validatedEnv;
+export const { MAX_FILE_SIZE } = validatedEnv;
+export const { ADMIN_MNEMONIC, ADMIN_ADDRESS } = validatedEnv;
+export const { NETWORK_URL, NETWORK_TYPE } = validatedEnv;
+export const { REWARD_AMOUNT } = validatedEnv;
 
 export const ADMIN_PRIVATE_KEY = mnemonic.derivePrivateKey(ADMIN_MNEMONIC.split(' '));

apps/backend/src/server.ts

@@ -1,10 +1,7 @@
 import { App } from '@/app';
-import { ValidateEnv } from '@utils/validateEnv';
 import { initializeOpenAI } from './utils/initializeOpenAI';
 import { SubmissionRoute } from './routes/submission.route';
 
-ValidateEnv();
-
 export const openAIHelper = initializeOpenAI();
 
 const app = new App([new SubmissionRoute()]);

apps/backend/src/utils/validateEnv.ts

@@ -1,8 +1,26 @@
-import { cleanEnv, port, str } from 'envalid';
+import { makeValidator, cleanEnv, port, str } from 'envalid';
+
+const openApiKey = makeValidator((apiKey: string) => {
+  if (/^sk-proj-.{100,}$/.test(apiKey)) {
+    return apiKey;
+  } else {
+    throw new Error('Please obtain a valid OpenAPI-Key from https://platform.openai.com/api-keys');
+  }
+});
 
 export const ValidateEnv = () => {
-  cleanEnv(process.env, {
+  return cleanEnv(process.env, {
     NODE_ENV: str(),
-    PORT: port(),
+    PORT: port({ devDefault: 3000 }),
+    ORIGIN: str({ devDefault: '*' }),
+    LOG_FORMAT: str({ devDefault: 'prod' }),
+    LOG_DIR: str({ devDefault: '../logs' }),
+    REWARD_AMOUNT: str({ devDefault: '1' }),
+    ADMIN_MNEMONIC: str(),
+    NETWORK_URL: str({ devDefault: 'http://localhost:8669' }),
+    NETWORK_TYPE: str({ devDefault: 'solo' }),
+    OPENAI_API_KEY: openApiKey(),
+    MAX_FILE_SIZE: str({ devDefault: '10mb' }),
+    ADMIN_ADDRESS: str({ default: '' }),
   });
 };