dirty: Attempt to fix Docker build

Author: OlivierNicole

bench.Dockerfile

@@ -1,10 +1,14 @@
 FROM ocaml/opam:debian-ocaml-5.3
 WORKDIR /bench-dir
 RUN sudo apt-get update
-RUN sudo apt-get install -qq -yy --no-install-recommends pkg-config libgmp-dev
+RUN sudo apt-get install -qq -yy --no-install-recommends pkg-config libgmp-dev \
+      wget
 RUN sudo ln -sf /usr/bin/opam-2.1 /usr/bin/opam
 RUN opam remote add origin https://github.com/ocaml/opam-repository.git && \
     opam update
+RUN wget https://nodejs.org/dist/v22.14.0/node-v22.14.0-linux-x64.tar.xz
+RUN tar xJvf node-v22.14.0-linux-x64.tar.xz
+RUN sudo cp node-v22.14.0-linux-x64/bin/node /usr/bin/node
 COPY --chown=opam:opam . ./
 RUN opam exec -- git init
 RUN opam exec -- git add .

binaryen-bin.opam

@@ -0,0 +1,27 @@
+opam-version: "2.0"
+synopsis: "Compiler and toolchain infrastructure library for WebAssembly"
+description: """
+ Binaryen is a compiler and toolchain infrastructure library for WebAssembly.
+ It aims to make compiling to WebAssembly easy, fast, and effective.
+"""
+maintainer: "Jérôme Vouillon <jerome@tarides.com>"
+license: "Apache-2.0"
+authors: ["Alon Zakai" "Thomas Lively"]
+homepage: "https://github.com/WebAssembly/binaryen/"
+bug-reports: "https://github.com/ocaml-wasm/wasm_of_ocaml/issues"
+dev-repo: "git+https://github.com/WebAssembly/binaryen.git"
+depends: []
+build: [
+]
+install: [
+  ["cp" "bin/wasm-opt" "bin/wasm-metadce" "bin/wasm-merge" "%{bin}%"] { os-family != "windows" }
+  ["cp" "bin/wasm-opt.exe" "bin/wasm-metadce.exe" "bin/wasm-merge.exe" "%{bin}%"] { os-family = "windows" }
+]
+url {
+  src:
+    "https://github.com/WebAssembly/binaryen/releases/download/version_119/binaryen-version_119-x86_64-linux.tar.gz"
+  checksum: [
+    "md5=caa9f82ff119294240caee12de8497df"
+    "sha512=09287200b1584e68379c16423a4559ce6af0eff9e2d0abf4cc22f8a72689c7246596c195e4e86973618e048857eac12b97fdf8530000d440dcda4514449e1336"
+  ]
+}

compiler/bin-wasm_of_ocaml/compile.ml

@@ -462,8 +462,7 @@ let run
              ic
          in
          if times () then Format.eprintf "  parsing: %a@." Timer.print t1;
-         Fs.with_intermediate_file
-           (Filename.temp_file (Filename.chop_extension output_file) ".wat")
+         Fs.with_intermediate_file (Filename.temp_file "output" ".wat")
          @@ fun wat_file ->
          let dir = Filename.chop_extension output_file ^ ".assets" in
          Link.gen_dir dir