[Dispatch] added application descriptions

main.lua

@@ -1,15 +1,21 @@
 #!/usr/bin/env lua
 
 local fcgi = require"fcgi"
-local app_yqtemplate = require"yqtemplate"
-
+apps = {
+    yqtemplate = require"yqtemplate"
+}
 
 while fcgi.accept() do
     app = fcgi.getenv("DOCUMENT_URI"):sub(6)
-    if app == "yqtemplate" then
-        app_yqtemplate(fcgi)
+    appfn = apps[app]
+    if appfn then
+        appfn.run(fcgi)
     else
         fcgi.print"Content-Type: text/plain; charset=utf-8\r\n\r\n"
-        fcgi.print("Unknown CGI application: `" .. app .. "'\n")
+        fcgi.print("No such application application: `" .. app .. "'\n")
+        fcgi.print("Available applications:\n")
+        for n, x in pairs(apps) do
+            fcgi.print("    - " .. n .. ": " .. x.desc .. "\n")
+        end
     end
 end

yqtemplate.lua

@@ -1,4 +1,7 @@
-return function(fcgi)
+return {
+    desc = "Creates Yokoka’s quest-style personal status page",
+    run = function(fcgi)
         fcgi.print("Content-Type: text/plain; charset=utf-8\r\n\r\n")
         fcgi.print("Hello from application `YQTemplate'")
-end
+    end
+}