Further tweaks for univention app (#264)

* add option to change base path
* fix env name
* add kweb configuration for using konnect in a subpath
* make webapp display configurable
* more explicit startup messages
* add ability to use an external oidc provider
* install the grapi ldap backend in the image when building with a recent enough kopano version
* add the ability to run test in the konnect container
  * the startup script gets more and more complicated, there should be a way to test it
* test some values and add test helper
* do not simply cat the registration, but call with yq
* update kweb and konnect

web/Dockerfile

@@ -1,4 +1,4 @@
-ARG CODE_VERSION=0.8.2
+ARG CODE_VERSION=0.8.3
 FROM kopano/kwebd:${CODE_VERSION}
 
 ARG VCS_REF

web/kweb.cfg

@@ -61,6 +61,14 @@
 	}
 	redir /signin /signin/v1/identifier
 
+	# Konnect in subpath - this config supports /kopanoid as a subpath
+	rewrite /kopanoid/konnect/v1/ {
+		to /upstreams/konnect/{path}
+	}
+	rewrite /kopanoid/signin/v1/ {
+		to /upstreams/konnect/{path}
+	}
+
 	# Kapi
 	proxy /upstreams/kapi/ {
 		without /upstreams/kapi/