Try cross + docker

Earthfile

@@ -13,6 +13,7 @@ pipeline:
   BUILD +test
   BUILD +build
   BUILD +e2e
+  BUILD +cross-build --TARGET=x86_64-unknown-linux-musl
 
 install:
   RUN apt-get update -qq
@@ -25,6 +26,8 @@ install:
   # Tauri deps
   RUN apt install -y libwebkit2gtk-4.0-dev
   RUN update-ca-certificates
+  # Cross compilation
+  RUN cargo install cross
   # Call +INIT before copying the source file to avoid installing depencies every time source code changes.
   # This parametrization will be used in future calls to UDCs of the library
   DO rust+INIT --keep_fingerprints=true
@@ -35,6 +38,15 @@ source:
   COPY --keep-ts --dir server lib cli desktop  ./
   COPY browser+build/dist /code/browser/data-browser/dist
 
+cross-build:
+  FROM +source
+  ARG --required TARGET
+  WITH DOCKER
+    DO rust+RUN_WITH_CACHE --command "cross build --target \$TARGET"
+  END
+  RUN wadoanw
+  SAVE ARTIFACT ./target/release/ target AS LOCAL artifact/target
+
 build:
   FROM +source
   DO rust+CARGO --args="build --release" --output="release/[^/\.]+"