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AlexBa16 d36bce3e86 init
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# Docker Build Options
You can customize the Docker build process using these environment variables.
> [!NOTE]
>
> All Symfony-specific environment variables are used only if no `composer.json`
> file is found in the project directory.
## Selecting a Specific Symfony Version
Use the `SYMFONY_VERSION` environment variable to select a specific Symfony version.
For instance, use the following command to install Symfony 6.4:
On Linux:
```console
SYMFONY_VERSION=6.4.* docker compose up --wait
```
On Windows:
```console
set SYMFONY_VERSION=6.4.* && docker compose up --wait&set SYMFONY_VERSION=
```
<!-- markdownlint-disable MD010 -->
> [!NOTE]
>
> If you're using Symfony 7.3 or earlier with FrankenPHP in worker mode, you also need to follow these steps
>
> ```console
> composer require runtime/frankenphp-symfony
> ```
>
> Add `env APP_RUNTIME Runtime\FrankenPhpSymfony\Runtime` in the `frankenphp/Caddyfile` in the `worker` section.
>
> ```diff
> worker {
> file ./public/index.php
> + env APP_RUNTIME Runtime\FrankenPhpSymfony\Runtime
> {$FRANKENPHP_WORKER_CONFIG}
> }
> ```
<!-- markdownlint-enable MD010 -->
## Installing Development Versions of Symfony
To install a non-stable version of Symfony,
use the `STABILITY` environment variable during the build.
The value must be [a valid Composer stability option](https://getcomposer.org/doc/04-schema.md#minimum-stability).
For instance, use the following command to use the development branch of Symfony:
On Linux:
```console
STABILITY=dev docker compose up --wait
```
On Windows:
```console
set STABILITY=dev && docker compose up --wait&set STABILITY=
```
## Using Custom HTTP Ports
Use the environment variables `HTTP_PORT`, `HTTPS_PORT` and/or `HTTP3_PORT`
to adjust the ports to your needs, e.g.
```console
HTTP_PORT=8000 HTTPS_PORT=4443 HTTP3_PORT=4443 docker compose up --wait
```
to access your application on [https://localhost:4443](https://localhost:4443).
> [!NOTE]
>
> Let's Encrypt only supports the standard HTTP and HTTPS ports.
> Creating a Let's Encrypt certificate for another port will not work,
> you have to use the standard ports or to configure Caddy to use another provider.
## `Caddyfile` Options
You can also customize the `Caddyfile` by using the following environment variables
to inject options block, directive or configuration.
> [!TIP]
>
> All the following environment variables can be defined in your `.env` file
> at the root of the project to keep them persistent at each startup.
<!-- markdownlint-disable MD013 -->
| Environment variable | Description | Default value |
| ------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------- |
| `CADDY_GLOBAL_OPTIONS` | the [global options block](https://caddyserver.com/docs/caddyfile/options#global-options), one per line | |
| `CADDY_EXTRA_CONFIG` | the [snippet](https://caddyserver.com/docs/caddyfile/concepts#snippets) or the [named-routes](https://caddyserver.com/docs/caddyfile/concepts#named-routes) options block, one per line | |
| `CADDY_SERVER_EXTRA_DIRECTIVES` | the [`Caddyfile` directives](https://caddyserver.com/docs/caddyfile/concepts#directives) | |
| `CADDY_SERVER_LOG_OPTIONS` | the [server log options block](https://caddyserver.com/docs/caddyfile/directives/log), one per line | |
| `SERVER_NAME` | the server name or address | `localhost` |
| `FRANKENPHP_CONFIG` | a list of extra [FrankenPHP global directives](https://frankenphp.dev/docs/config/#caddyfile-config), one per line | |
| `FRANKENPHP_WORKER_CONFIG` | a list of extra [FrankenPHP worker directives](https://frankenphp.dev/docs/config/#caddyfile-config), one per line | |
| `MERCURE_PUBLISHER_JWT_KEY` | the JWT key to use for publishers | |
| `MERCURE_PUBLISHER_JWT_ALG` | the JWT algorithm to use for publishers | `HS256` |
| `MERCURE_SUBSCRIBER_JWT_KEY` | the JWT key to use for subscribers | |
| `MERCURE_SUBSCRIBER_JWT_ALG` | the JWT algorithm to use for subscribers | `HS256` |
| `MERCURE_EXTRA_DIRECTIVES` | a list of extra [Mercure directives](https://mercure.rocks/docs/hub/config), one per line | |
<!-- markdownlint-enable MD013 -->
### Customizing the Server Name
```console
SERVER_NAME="app.localhost" docker compose up --wait
```