Update postgres-only-workbench.adoc

docs/postgres-only-workbench.adoc

@@ -3,3 +3,36 @@
 This will make Postgres the only database in the Workbench
 
 
+
+==== From Zero to a Running Workbench Instance
+
+===== Specs for an adequate workbench host machine
+
+. host machine of recent vintage with 32Gb memory
+. rocky linux (ubuntu works, too)
+. Docker installed
+
+===== Obtain and build the Workbench image
+
+```
+export CSPHOSTNAME=localhost # the environment variable that the containers will use as the hostname of the host running the containers
+
+git clone https://github.internet2.edu/internet2/InCommonTAP-Examples.git
+cd /csp-tap/InCommonTAP-Examples/Workbench
+docker-compose up --build
+```
+
+<< long coffee break here >>
+
+===== Check that all Workbench Containers are up and healthy
+
+```
+docker ps
+```
+
+===== Browse to the CSPHOSTNAME server
+
+. Pass the Basic Auth lint trap with username csp and password workbench
+. You will see a kiosk-like interface with links to the TAP components and to other supporting services
+. COmanage, Grouper, midPoint and a Shib IdP are directly accessible
+