add heroku Procfile

dd Procfile

scaffold.hs

@@ -100,6 +100,9 @@ scaffold = do
     mkDir "static/js"
     mkDir "config"
     mkDir "Model"
+    mkDir "deploy"
+     
+    writeFile' ("deploy/Procfile") $(codegen "deploy/Procfile")
 
     case backendS of
         "s" -> writeFile' ("config/" ++ backendLower ++ ".yml") $(codegen ("config/sqlite.yml"))

scaffold/deploy/Procfile.cg

@@ -0,0 +1,47 @@
+# Simple and free deployment to Heroku.
+#
+#   !! Warning: You must use a 64 bit machine to compile !!
+#
+#   This could mean using a virtual machine. Give your VM as much memory as you can to speed up linking.
+#
+# Yesod setup:
+#
+# * Move this file out of the deploy directory and into your root directory
+#
+#     mv deploy/Procfile ./
+#
+# * Create an empty Gemfile and Gemfile.lock
+#
+#    touch Gemfile && touch Gemfile.lock
+#
+# * TODO: code to read DATABASE_URL environment variable.
+# 
+#   import System.Environment
+#   main = do
+#     durl <- getEnv "DATABASE_URL"
+#     # parse env variable
+#     # pass settings to withConnectionPool instead of directly using loadConnStr
+#
+# Heroku setup:
+# Find the Heroku guide. Roughly:
+#
+# * sign up for a heroku account and register your ssh key
+# * create a new application on the *cedar* stack
+#
+# * make your Yesod project the git repository for that application
+# * create a deploy branch
+#
+#     git checkout -b deploy
+#
+# Repeat these steps to deploy:
+# * add your web executable binary (referenced below) to the git repository
+#
+#     git add ./dist/build/~project~/~project~
+#
+# * push to Heroku
+#
+#     git push heroku deploy:master
+
+
+# Heroku configuration that runs your app
+web: ./dist/build/~project~/~project~ -p $PORT

yesod.cabal

@@ -16,6 +16,7 @@ build-type:      Simple
 homepage:        http://www.yesodweb.com/
 
 extra-source-files:
+  input/*.cg
   scaffold/cassius/default-layout.cassius.cg,
   scaffold/cassius/homepage.cassius.cg,
   scaffold/Model.hs.cg scaffold/sitearg.hs.cg,
@@ -31,6 +32,7 @@ extra-source-files:
   scaffold/pconn1.cg,
   scaffold/.ghci.cg,
   scaffold/cabal.cg,
+  scaffold/deploy/Procfile.cg,
   scaffold/Controller.hs.cg,
   scaffold/julius/homepage.julius.cg,
   scaffold/hamlet/homepage.hamlet.cg,