tweak app version

app/Env.scala

@@ -85,7 +85,7 @@ final class Env(
   val isStage           = config.get[Boolean]("app.stage")
   val explorerEndpoint  = config.get[String]("explorer.endpoint")
   val tablebaseEndpoint = config.get[String]("explorer.tablebase.endpoint")
-  val appVersion        = config.getOptional[String]("app.version") // if desired, generate conf/version.conf properly with command in .github/workflows/server.yml
+  val appVersion        = config.getOptional[String]("app.version")
 
   def net = common.netConfig
 

app/views/site/help.scala

@@ -39,10 +39,12 @@ object help {
           raw(~doc.getHtml("doc.content", resolver))
         ),
         br,
-        st.section(cls := "box box-pad")(
-          h1("lila version"),
-          pre(env.appVersion)
-        ),
+        env.appVersion map { appVersion =>
+          st.section(cls := "box box-pad")(
+            h1("lila version"),
+            pre(appVersion)
+          )
+        },
         br,
         st.section(cls := "box")(freeJs())
       )