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updated readme to latest stable version of docker compose
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lucasersson 2022-01-12 13:00:46 +01:00 committed by GitHub
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@ -33,13 +33,13 @@ docker-compose version
for the current schema versions and the compatibility matrix. for the current schema versions and the compatibility matrix.
```yaml ```yaml
version: "3.7" version: "3.8"
``` ```
1. Next, we'll define the list of services (or containers) we want to run as part of our application. 1. Next, we'll define the list of services (or containers) we want to run as part of our application.
```yaml hl_lines="3" ```yaml hl_lines="3"
version: "3.7" version: "3.8"
services: services:
``` ```
@ -81,7 +81,7 @@ docker run -dp 3000:3000 `
The name will automatically become a network alias, which will be useful when defining our MySQL service. The name will automatically become a network alias, which will be useful when defining our MySQL service.
```yaml hl_lines="4 5" ```yaml hl_lines="4 5"
version: "3.7" version: "3.8"
services: services:
app: app:
@ -92,7 +92,7 @@ docker run -dp 3000:3000 `
So, let's go ahead and move that into our file. So, let's go ahead and move that into our file.
```yaml hl_lines="6" ```yaml hl_lines="6"
version: "3.7" version: "3.8"
services: services:
app: app:
@ -106,7 +106,7 @@ docker run -dp 3000:3000 `
[long syntax](https://docs.docker.com/compose/compose-file/compose-file-v3/#long-syntax-1) available as well. [long syntax](https://docs.docker.com/compose/compose-file/compose-file-v3/#long-syntax-1) available as well.
```yaml hl_lines="7 8" ```yaml hl_lines="7 8"
version: "3.7" version: "3.8"
services: services:
app: app:
@ -122,7 +122,7 @@ docker run -dp 3000:3000 `
One advantage of Docker Compose volume definitions is we can use relative paths from the current directory. One advantage of Docker Compose volume definitions is we can use relative paths from the current directory.
```yaml hl_lines="9 10 11" ```yaml hl_lines="9 10 11"
version: "3.7" version: "3.8"
services: services:
app: app:
@ -138,7 +138,7 @@ docker run -dp 3000:3000 `
1. Finally, we need to migrate the environment variable definitions using the `environment` key. 1. Finally, we need to migrate the environment variable definitions using the `environment` key.
```yaml hl_lines="12 13 14 15 16" ```yaml hl_lines="12 13 14 15 16"
version: "3.7" version: "3.8"
services: services:
app: app:
@ -185,7 +185,7 @@ docker run -d `
go ahead and specify the image to use as well. go ahead and specify the image to use as well.
```yaml hl_lines="6 7" ```yaml hl_lines="6 7"
version: "3.7" version: "3.8"
services: services:
app: app:
@ -200,7 +200,7 @@ docker run -d `
the default options are used. There are [many more options available](https://docs.docker.com/compose/compose-file/compose-file-v3/#volume-configuration-reference) though. the default options are used. There are [many more options available](https://docs.docker.com/compose/compose-file/compose-file-v3/#volume-configuration-reference) though.
```yaml hl_lines="8 9 10 11 12" ```yaml hl_lines="8 9 10 11 12"
version: "3.7" version: "3.8"
services: services:
app: app:
@ -217,7 +217,7 @@ docker run -d `
1. Finally, we only need to specify the environment variables. 1. Finally, we only need to specify the environment variables.
```yaml hl_lines="10 11 12" ```yaml hl_lines="10 11 12"
version: "3.7" version: "3.8"
services: services:
app: app:
@ -238,7 +238,7 @@ At this point, our complete `docker-compose.yml` should look like this:
```yaml ```yaml
version: "3.7" version: "3.8"
services: services:
app: app: