Update .opam file to use with-dev-setup instead of with-test (#38)

* Update .opam file to use with-dev-setup instead of with-test

* Upgrade ocaml/setup-ocaml from v2 to v3

.github/workflows/build-sample-project.yml

@@ -29,7 +29,7 @@ jobs:
           node-version: current
 
       - name: Use OCaml ${{ matrix.ocaml-compiler }}
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}
 

melange-opam-template.opam

@@ -13,9 +13,9 @@ depends: [
   "melange" {>= "2.0.0"}
   "reason-react" {>= "0.13.0"}
   "reason-react-ppx"
-  "opam-check-npm-deps" {with-test} # todo: use with-dev-setup once opam 2.2 is out
-  "ocaml-lsp-server" {with-test} # todo: use with-dev-setup once opam 2.2 is out
-  "dot-merlin-reader" {with-test} # todo: use with-dev-setup once opam 2.2 is out
+  "opam-check-npm-deps" {with-dev-setup}
+  "ocaml-lsp-server" {with-dev-setup}
+  "dot-merlin-reader" {with-dev-setup}
   "odoc" {with-doc}
 ]
 dev-repo: "git+https://github.com/your/project.git"

package.json

@@ -2,7 +2,7 @@
   "name": "melange-opam-template",
   "scripts": {
     "preinstall-opam": "opam update",
-    "install-opam": "opam install -y . --deps-only --with-test",
+    "install-opam": "opam install -y . --deps-only --with-dev-setup",
     "check-npm-deps": "opam exec opam-check-npm-deps",
     "init": "opam switch create . 5.2.0 -y --deps-only && npm run install-opam-npm",
     "install-opam-npm": "npm install && npm run install-opam && npm run check-npm-deps",