chore(): docker-compose

README.md

@@ -2,28 +2,24 @@ docker run --rm -p 3030:3000 gotenberg/gotenberg:8
 
 ## Configuration
 
-This application is configured using a `config.json` file in the root of the project. You can use the `config.json.example` file as a starting point.
+This application can be configured using a `config.json` file in the root of the project, or by using environment variables. Values set in environment variables will override the values from the `config.json` file.
 
-```json
-{
-  "email": {
-    "smtp": {
-      "host": "smtp.example.com",
-      "port": 587,
-      "username": "user",
-      "password": "password"
-    },
-    "from": "from@example.com"
-  },
-  "pdf": {
-    "hostname": "http://localhost:3030"
-  },
-  "gitea": {
-    "url": "https://gitea.example.com",
-    "token": "your-gitea-token"
-  }
-}
-```
+You can use the `config.example.json` file as a starting point for your `config.json`.
+
+### Environment Variables
+
+The following environment variables can be used for configuration:
+
+| Variable              | Description                                   |
+| --------------------- | --------------------------------------------- |
+| `PDF_HOSTNAME`        | The hostname of the PDF generator (Gotenberg) |
+| `GITEA_URL`           | The URL of your Gitea instance                |
+| `GITEA_TOKEN`         | Your Gitea API token                          |
+| `EMAIL_FROM`          | The "From" address for sending emails         |
+| `EMAIL_SMTP_HOST`     | The SMTP server host                          |
+| `EMAIL_SMTP_PORT`     | The SMTP server port                          |
+| `EMAIL_SMTP_USER`     | The username for SMTP authentication          |
+| `EMAIL_SMTP_PASSWORD` | The password for SMTP authentication          |
 
 ## API Endpoints