defined compose file for deploy

README.md

@@ -1,6 +1,5 @@
 # ToDo
 * year pagination
-* build & deploy via docker
 
 # Authentication
 Authentication consists of the following parts:
@@ -16,4 +15,22 @@ Source:
 # Multi-User Support
 Each location record is marked with a user ID.
 
-All the actions user `withUser` to fetch user ID, which is then used in all the DB operations.
+All the actions user `withUser` to fetch user ID, which is then used in all the DB operations.
+
+# Deploying
+The deployment is done via Docker:
+* build docker image
+* deploy Docker service
+
+## Building Docker image
+Run the following command:
+```bash
+docker build . -t utility-bills-tracker:1.2.0
+```
+The image will be stored in the local Docker instance.
+
+## Deploying Docker service
+Run the following command:
+```bash
+docker stack deploy -c docker-compose-deploy.yml utility-bills-tracker:1.2.0
+```