software/theia: Add switch-softwaretype

This defers the rendering of `instance-theia.cfg.in` to the instance
creation time instead of the software installation time, which will
allow buildout sections to be added based on the instance parameters.

See merge request !981

software/theia/buildout.hash.cfg

@@ -13,9 +13,13 @@
 # section inheritance (< = ...) are NOT supported (but you should really
 # not need these here).
 
+[instance-theia]
+filename = instance-theia.cfg.jinja.in
+md5sum = a5a7db274eb11c022a12142fabc9a355
+
 [instance]
 filename = instance.cfg.in
-md5sum = bfd488ba023f505be25d947ec830bab3
+md5sum = eb4ee219603da65b748cb912685b9b17
 
 [yarn.lock]
 filename = yarn.lock

software/theia/software.cfg

@@ -22,6 +22,7 @@ extends =
 parts =
   theia-wrapper
   slapos-cookbook
+  instance-theia
   instance
 
 # default for slapos-standalone
@@ -323,6 +324,10 @@ template =
   #!/bin/sh
   exec ${nodejs:location}/bin/node ${theia:location}/node_modules/.bin/theia-open "$@"
 
+[instance-theia]
+<= template-base
+output = ${buildout:directory}/instance-theia.cfg.jinja
+
 [instance]
 <= template-base
 output = ${buildout:directory}/instance.cfg