hswaw/checkinator: update README

Change-Id: Ib3c92c1b707d9effe566e219cc5d65d850a91ab3
Reviewed-on: https://gerrit.hackerspace.pl/c/hscloud/+/1241
Reviewed-by: q3k <q3k@hackerspace.pl>
diff --git a/hswaw/checkinator/README.rst b/hswaw/checkinator/README.rst
index a0414d1..e76b600 100644
--- a/hswaw/checkinator/README.rst
+++ b/hswaw/checkinator/README.rst
@@ -2,6 +2,9 @@
 uses dhcpd.leases file to track MAC adressess of devices connected to hs LAN
 network.
 
+This is running on `customs` machine. Go to
+``hswaw/machines/customs.hackerspace.pl`` to see how it is deployed.
+
 .. _Warsaw Hackerspace: https://hackerspace.pl
 
 Setup
@@ -9,24 +12,25 @@
 .. code:: bash
 
     cp config.yaml.dist config.yaml
+    cp web-config.yaml.dist web-config.yaml
 
-    # edit config file using your favourite editor
+    # edit config files using your favourite editor
     $EDITOR config.yaml
+    $EDITOR web-config.yaml
 
     # create new database file (or copy existing one)
     sqlite3 at.db < dbsetup.sql
 
-    # create python virtual environment
-    python3 -m venv vevnv
-    ./venv/bin/python3 -m pip install -r requirements
-    ./venv/bin/python3 -m pip install gunicorn
+    # build
+    nix-build ../../default.nix -A hswaw.checkinator
 
 Running
 -------
 .. code:: bash
 
-   ./venv/bin/gunicorn run:app
+    # run tracker
+    ./result/bin/checkinator-tracker config.yaml
 
-When running on OpenBSD make sure to pass '--no-sendfile' argument to gunicorn
-command. This will prevent AttributeError on os.sendfile that seems to be
-missing in this marvelous OS-es python3 stdlib.
+    # run web interface
+    # TODO: fix running debug entry point from nix build
+    ./result/bin/checkinator-web-debug