install jsoo with cache

Author: cometkim

dune-project

@@ -24,6 +24,8 @@
    (= 0.26.2))
   (cppo
    (= 1.6.9))
+  (js_of_ocaml
+   (= 5.8.1))
   (js_of_ocaml-compiler
    (= 5.8.1))
   (ounit2

rescript.opam

@@ -10,6 +10,7 @@ depends: [
   "ocaml" {>= "4.10"}
   "ocamlformat" {= "0.26.2"}
   "cppo" {= "1.6.9"}
+  "js_of_ocaml" {= "5.8.1"}
   "js_of_ocaml-compiler" {= "5.8.1"}
   "ounit2" {= "2.2.7"}
   "reanalyze" {= "2.25.1"}