Feat/readme (#24)

* chore: readme

* fix: typo

* docs: add @Jaszkowic as a contributor

* docs: update @Jaszkowic as a contributor

* docs: add @raphael-arce as a contributor

* chore: contributors

* fix: typo

.all-contributorsrc

@@ -0,0 +1,36 @@
+{
+  "projectName": "ber-gpt-backend",
+  "projectOwner": "technologiestiftung",
+  "repoType": "github",
+  "repoHost": "https://github.com",
+  "files": [
+    "README.md"
+  ],
+  "imageSize": 100,
+  "commit": true,
+  "commitConvention": "angular",
+  "contributors": [
+    {
+      "login": "Jaszkowic",
+      "name": "Jonas Jaszkowic",
+      "avatar_url": "https://avatars.githubusercontent.com/u/10830180?v=4",
+      "profile": "https://github.com/Jaszkowic",
+      "contributions": [
+        "code",
+        "infra",
+        "doc"
+      ]
+    },
+    {
+      "login": "raphael-arce",
+      "name": "Raphael.A",
+      "avatar_url": "https://avatars.githubusercontent.com/u/8709861?v=4",
+      "profile": "https://github.com/raphael-arce",
+      "contributions": [
+        "code"
+      ]
+    }
+  ],
+  "contributorsPerLine": 7,
+  "linkToUsage": true
+}

readme.md

@@ -2,38 +2,54 @@
 
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
 
-[![All Contributors](https://img.shields.io/badge/all_contributors-0-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors-)
 
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
 # BärGPT Backend
 
-This project serves as the backend for the "BärGPT" project. It exposes various endpoints which are used to communicate with LLMs.
+This project serves as the backend for the "BärGPT" project, see [BärGPT Frontend](https://github.com/technologiestiftung/ber-gpt-frontend).
+
+It exposes various endpoints which are used to communicate with LLMs.
+
+It allows for communicating with OpenAI API and a self-hosted LLM on Azure.
 
 ## Prerequisites
 
 - OpenAI Account and API key (https://platform.openai.com/)
+- Azure account and deployed LLM model on Azure (https://azure.com/)
 - Node.js (https://nodejs.org/en)
 - NVM (https://github.com/nvm-sh/nvm)
 
-## Installation
+## Development setup
 
-- `git clone [email protected]:technologiestiftung/ber-gpt-backend .git`
-- `nvm install`
-- `nvm use` 
-- `npm install`
+- `git clone [email protected]:technologiestiftung/ber-gpt-backend.git`
 
-## Usage or Deployment
+Prepare env variables by copying `.env.sample` to `.env` and setting the appropriate values:
 
-- `npm run dev`
+```
+CORS_ALLOWED_ORIGIN=http://localhost:5173
+RATE_LIMIT_REQUESTS_PER_MINUTE=30
+X_API_KEY="set to a secure api key of your choice"
 
-## Development
+# config for Azure LLM
+AZURE_LLM_API_KEY=...
+AZURE_LLM_ENDPOINT="https://<your_hub>.openai.azure.com/openai/deployments/gpt-35-turbo-16k/chat/completions?api-version=2023-03-15-preview"
 
-tbd...
+# config for OpenAI LLM
+OPENAI_ENDPOINT="https://api.openai.com/v1/chat/completions"
+OPENAI_API_KEY=sk-...
+```
 
-## Tests
+Install dependencies:
 
-tbd...
+- `nvm install && nvm use`
+- `npm ci`
+
+Run the API:
+
+- `npm run dev`
+- API is now running on `http://localhost:3000`
 
 ## Contributing
 
@@ -43,6 +59,32 @@ Before you create a pull request, write an issue so we can discuss your changes.
 
 Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/docs/en/emoji-key)):
 
+<!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
+<!-- prettier-ignore-start -->
+<!-- markdownlint-disable -->
+<table>
+  <tbody>
+    <tr>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Jaszkowic"><img src="https://avatars.githubusercontent.com/u/10830180?v=4?s=100" width="100px;" alt="Jonas Jaszkowic"/><br /><sub><b>Jonas Jaszkowic</b></sub></a><br /><a href="https://github.com/technologiestiftung/ber-gpt-backend/commits?author=Jaszkowic" title="Code">💻</a> <a href="#infra-Jaszkowic" title="Infrastructure (Hosting, Build-Tools, etc)">🚇</a> <a href="https://github.com/technologiestiftung/ber-gpt-backend/commits?author=Jaszkowic" title="Documentation">📖</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/raphael-arce"><img src="https://avatars.githubusercontent.com/u/8709861?v=4?s=100" width="100px;" alt="Raphael.A"/><br /><sub><b>Raphael.A</b></sub></a><br /><a href="https://github.com/technologiestiftung/ber-gpt-backend/commits?author=raphael-arce" title="Code">💻</a></td>
+    </tr>
+  </tbody>
+  <tfoot>
+    <tr>
+      <td align="center" size="13px" colspan="7">
+        <img src="https://raw.githubusercontent.com/all-contributors/all-contributors-cli/1b8533af435da9854653492b1327a23a4dbd0a10/assets/logo-small.svg">
+          <a href="https://all-contributors.js.org/docs/en/bot/usage">Add your contributions</a>
+        </img>
+      </td>
+    </tr>
+  </tfoot>
+</table>
+
+<!-- markdownlint-restore -->
+<!-- prettier-ignore-end -->
+
+<!-- ALL-CONTRIBUTORS-LIST:END -->
+
 <!-- ALL-CONTRIBUTORS-LIST:START - Do not remove or modify this section -->
 <!-- prettier-ignore-start -->
 <!-- markdownlint-disable -->
@@ -92,4 +134,4 @@ Texts and content available as [CC BY](https://creativecommons.org/licenses/by/3
 
 ## Related Projects
 
-- BärGPT Frontend (https://github.com/technologiestiftung/ber-gpt-frontend)
+- BärGPT Frontend (https://github.com/technologiestiftung/ber-gpt-frontend)