forgot to change procfile

Procfile

@@ -0,0 +1 @@
+web: java $JVM_OPTS -cp target/clojsa-standalone.jar clojure.main -m clojsa.handler

project.clj

@@ -4,11 +4,15 @@
   :min-lein-version "2.0.0"
   :dependencies [[org.clojure/clojure "1.10.0"]
                  [compojure "1.6.1"]
+                 [ring/ring-jetty-adapter "1.7.1"]
                  [ring/ring-defaults "0.3.2"]
                  [http.async.client "1.3.1"]
-                 [hickory "0.7.1"]]
+                 [hickory "0.7.1"]
+                 [environ "1.1.0"]]
   :plugins [[lein-ring "0.12.5"]]
   :ring {:handler clojsa.handler/app}
+  :uberjar-name "clojsa-standalone.jar"
   :profiles
   {:dev {:dependencies [[javax.servlet/servlet-api "2.5"]
-                        [ring/ring-mock "0.3.2"]]}})
+                        [ring/ring-mock "0.3.2"]]}
+   :production {:env {:production true}}})

src/clojsa/handler.clj

@@ -7,7 +7,9 @@
             [compojure.coercions :refer [as-int]]
             [ring.middleware.defaults :refer [wrap-defaults site-defaults]]
             [ring.middleware.session :refer [wrap-session]]
-            [ring.middleware.session.cookie :refer (cookie-store)]))
+            [ring.middleware.session.cookie :refer (cookie-store)]
+            [ring.adapter.jetty :as jetty]
+            [environ.core :refer [env]]))
 
 
 (defn get-thread [session id page]
@@ -54,4 +56,9 @@
   (-> app-routes
       (wrap-defaults site-defaults)
       (wrap-session {:cookie-attrs {:max-age (* 7 24 3600)}
-                     :store (cookie-store {:key "699a7e4bd79b3f56"})})))
+                     :store (cookie-store {:key (or (env :cskey)
+                                                    "699a7e4bd79b3f56")})})))
+
+(defn -main [& [port]]
+  (let [port (Integer. (or port (env :port) 5000))]
+    (jetty/run-jetty app {:port port :join? false})))

src/clojsa/views.clj

@@ -3,7 +3,6 @@
   (:require [clojure.string :as string]
             [clojure.pprint]
             [clojure.java.io :as io]
-            [cheshire.core :as json]
             [ring.util.anti-forgery :refer [anti-forgery-field]]))