From baae7dbc38ad4e131c107d9f0f638530ac250e2e Mon Sep 17 00:00:00 2001
From: Freya Murphy <freya@freyacat.org>
Date: Mon, 17 Nov 2025 10:02:56 -0500
Subject: wasm support!

---
 Dockerfile | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 Dockerfile

(limited to 'Dockerfile')

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..b14aa15
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,51 @@
+FROM debian:trixie
+
+# enable more components and update repos
+RUN apt update -y
+
+# install libraries
+RUN apt install -y \
+	 libasound2-dev \
+	 libpulse-dev \
+	 libwayland-dev \
+	 libxrandr-dev \
+	 libxinerama-dev \
+	 libxcursor-dev \
+	 libxi-dev \
+	 libxkbcommon-dev \
+	 libsdl2-dev \
+	 libclang-dev
+
+# Install build tools
+RUN apt install -y \
+	rustup \
+	gcc \
+	g++ \
+	cmake \
+	git \
+	xz-utils
+
+# Install emscripten
+RUN git clone https://github.com/emscripten-core/emsdk.git /emsdk
+RUN /emsdk/emsdk install latest
+RUN /emsdk/emsdk activate latest
+
+# add build user
+RUN useradd -u 1000 -m builder -d /home/builder
+USER builder
+
+# Install rust and toolchain
+RUN rustup default stable
+RUN rustup target add wasm32-unknown-emscripten
+
+# set emscripten env
+ENV RUSTFLAGS="-C panic=unwind"
+ENV EMCC_CFLAGS="-O3 -sUSE_GLFW=3 -sASSERTIONS=1 -sWASM=1 -sASYNCIFY -sGL_ENABLE_GET_PROC_ADDRESS=1 -sEXPORTED_RUNTIME_METHODS=HEAPF32,ccall,cwrap"
+ENV EMSDK=/emsdk
+ENV EMSDK_NODE=/emsdk/node/22.16.0_64bit/bin/node
+ENV PATH="${EMSDK}/upstream/bin:${EMSDK}/upstream/emscripten:${EMSDK_NODE}:${PATH}"
+
+# build the code
+VOLUME /data
+WORKDIR /data
+CMD ["cargo", "build", "--target", "wasm32-unknown-emscripten", "--release"]
-- 
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