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docker/example/docker-compose.md

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+# Docker Compose
+allows running of multiple containers/volumes
+
+
+## Creating
+create a `docker-compose.yaml` file in the root dir of the project
+
+
+## Running
+use `docker-compose up`
+
+
+## Sections
+
+### Version
+a version number (i.e. `version: '3'`)
+
+### services
+this is the section containing the different things you want to run
+for example, if you want to runa web app, and then sql db you would use:
+```dockerfile
+services:
+    web:
+        build: .
+        ports:
+            - "3000:3000"
+    db:
+        image: "mysql"
+        environment:
+            # env vars here
+            ROOT_PASS: password
+        volumes:
+            -db-data:/foo
+
+volumes:
+    -db-data:/foo
+```
+