Add generalized OS/arch support to Justfile

Justfile

@@ -7,7 +7,7 @@ setup:
   git submodule update --init --recursive
   if [[ "$(cargo 2>&1)" == *"rustup could not choose a version of cargo to run"* ]]; then
     rustup default 1.78.0
-    rustup target add aarch64-apple-darwin
+    rustup target add $(./scripts/get_target_arch.sh)
   fi
 
 build: setup
@@ -24,12 +24,13 @@ bind: setup
   just bind-kotlin
 
 bind-kotlin: setup
-  cargo build --release --package web5_uniffi --target aarch64-apple-darwin
-  cp target/aarch64-apple-darwin/release/libweb5_uniffi.dylib \
-    bound/kt/src/main/resources/libweb5_uniffi_aarch64_apple_darwin.dylib
+  TARGET_ARCH=$(./scripts/get_target_arch.sh)
+  cargo build --release --package web5_uniffi --target $TARGET_ARCH
+  cp target/$TARGET_ARCH/release/libweb5_uniffi.* \
+    bound/kt/src/main/resources/
   cargo run --package web5_uniffi \
     --bin uniffi-bindgen \
-    generate --library bound/kt/src/main/resources/libweb5_uniffi_aarch64_apple_darwin.dylib \
+    generate --library bound/kt/src/main/resources/libweb5_uniffi.* \
     --language kotlin \
     --out-dir target/bindgen-kotlin
   cp target/bindgen-kotlin/web5/sdk/rust/web5.kt bound/kt/src/main/kotlin/web5/sdk/rust/UniFFI.kt
@@ -39,3 +40,4 @@ test-bound: setup
 
 test-kotlin: setup
   cd bound/kt && mvn clean test
+

bin/just

@@ -1 +1 @@
-.just-1.23.0.pkg
+.just-1.34.0.pkg

scripts/get_target_arch.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+case $(uname -sm) in
+  "Darwin arm64")
+    echo "aarch64-apple-darwin" ;;
+  "Darwin x86_64")
+    echo "x86_64-apple-darwin" ;;
+  "Linux aarch64")
+    echo "aarch64-unknown-linux-gnu" ;;
+  "Linux x86_64")
+    echo "x86_64-unknown-linux-gnu" ;;
+esac