added operational instructions

restic/README.md

@@ -2,22 +2,42 @@
 
 This [`docker-compose.yml`](./docker-compose.yml) file runs Restic backup as per [`crontab.txt`](data/restic/crontab.txt) with parameters set in  [`.env`](.env.template) using the [restic/restic](https://hub.docker.com/r/restic/restic/).
 
+### Setup
+
 #### Setup your config
 ```
 cp .env.template .env
 vi .env
 ```
 
-#### Adjust the timing
-```
-vi ./data/restic/crontab.txt
-```
-
 #### Run the container
 ```
 docker-compose up -d
 docker logs restic -f
 ```
 
-#### References
+### Operation
+
+#### List snapshots with date/time
+```
+/ # restic ls
+Fatal: Invalid arguments, either give one or more snapshot IDs or set filters.
+/ # restic snapshots
+repository 276b6a79 opened successfully, password is correct
+ID        Time                 Host        Tags        Paths
+------------------------------------------------------------------
+e70bd81a  2020-01-05 23:39:20  restic                  /mnt/source
+d629a178  2020-01-06 20:20:06  restic                  /mnt/source
+------------------------------------------------------------------
+2 snapshots
+```
+
+
+#### Show diff between  snapshots
+```
+restic diff e70bd81a d629a178
+```
+
+
+### References
 - Restic docu: https://restic.readthedocs.io/en/stable/index.html