Move code into new component package

This commit cleans up the resources in the 'embed' package, and instead
moves them into subpackages of a new 'compose' package. This makes sure
that '.env' templates and docker compose contexts are located in the
same location.

env/server.go

@@ -5,6 +5,8 @@ import (
 	"net/http"
 )
 
+// TODO: Move this into dis!
+
 // Server represents a server for this distillery
 type Server struct {
 	dis *Distillery