diff --git a/dev.cljs.edn b/dev.cljs.edn
index d4ac0319..1b8dcae7 100644
--- a/dev.cljs.edn
+++ b/dev.cljs.edn
@@ -2,10 +2,15 @@
  :target :bundle
  :output-to       "resources/public/js/compiled/app.js"
  :output-dir "resources/public/js/compiled/"
+ :source-map   "resources/public/js/compiled/app.js.map"
+ :pretty-print true
+ :pseudo-names true
+
  :infer-externs true
- :bundle-cmd {:none ["npx" "webpack" "--mode=development" :output-to 
+ :closure-defines {cljs.core/*global* "window"}
+ :bundle-cmd {:none ["npx" "webpack" "--mode=production" :output-to 
                      "--output-path" :final-output-dir
 					           "--output-filename" :final-output-filename]
-              :default ["npx" "webpack" "--mode=production" :output-to 
+              :default ["npx" "webpack" "--mode=development" :output-to 
                         "--output-path" :final-output-dir
 		                    "--output-filename" :final-output-filename]}}
diff --git a/src/cljs/auto_ap/core.cljs b/src/cljs/auto_ap/core.cljs
index 64c45aa4..bad24345 100644
--- a/src/cljs/auto_ap/core.cljs
+++ b/src/cljs/auto_ap/core.cljs
@@ -13,6 +13,8 @@
             [auto-ap.history :as p]
             [bidi.bidi :as bidi]))
 
+(set! *warn-on-infer* true)
+
 (defn dev-setup []
   (when true
     (enable-console-print!)
diff --git a/src/cljs/auto_ap/views/components/grid.cljs b/src/cljs/auto_ap/views/components/grid.cljs
index d5fbafb9..89f25bd9 100644
--- a/src/cljs/auto_ap/views/components/grid.cljs
+++ b/src/cljs/auto_ap/views/components/grid.cljs
@@ -7,10 +7,14 @@
             [auto-ap.views.pages.data-page :as data-page]
             [auto-ap.views.components.buttons :as buttons]
             [auto-ap.subs :as subs]))
+(set! *warn-on-infer* true)
 
-(defonce grid-context (react/createContext "default"))
-(def Provider (.-Provider grid-context))
-(def Consumer (.-Consumer grid-context))
+(defonce grid-context (^js/React react/createContext "default"))
+(println "creat context is" react/createContext)
+(def ^js/React.Provider Provider (.-Provider ^js/React.Context grid-context))
+(println "Provider is" ^js/ReactContext Provider)
+(def ^js/React.Consumer Consumer (.-Consumer ^js/React.Context grid-context))
+(println "Consumer is" ^js/ReactContext Consumer)
 
 (defn toggle-sort-by [params sort-key sort-name]
   (let [[found? sort] (reduce