add github scripts

.github/scripts/compile_all_targets_java.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
+OUT_DIR="$PROJECT_ROOT/bindings/java/java_code/src/main/resources"
+LIB_TYPE="dynamic"
+LIB_NAME="java_eth_kzg"
+
+# Check if a target is provided
+if [ $# -eq 0 ]; then
+    echo "Please provide a target architecture."
+    echo "Supported targets: x86_64-unknown-linux-gnu, aarch64-unknown-linux-gnu, aarch64-apple-darwin, x86_64-apple-darwin, x86_64-pc-windows-gnu"
+    exit 1
+fi
+
+TARGET=$1
+
+case $TARGET in
+    "x86_64-unknown-linux-gnu")
+        $PROJECT_ROOT/scripts/compile_to_native.sh Linux x86_64 $LIB_NAME $LIB_TYPE $OUT_DIR zigbuild
+        ;;
+    "aarch64-unknown-linux-gnu")
+        $PROJECT_ROOT/scripts/compile_to_native.sh Linux arm64 $LIB_NAME $LIB_TYPE $OUT_DIR zigbuild
+        ;;
+    "aarch64-apple-darwin")
+        $PROJECT_ROOT/scripts/compile_to_native.sh Darwin arm64 $LIB_NAME $LIB_TYPE $OUT_DIR zigbuild
+        ;;
+    "x86_64-apple-darwin")
+        $PROJECT_ROOT/scripts/compile_to_native.sh Darwin x86_64 $LIB_NAME $LIB_TYPE $OUT_DIR zigbuild
+        ;;
+    "x86_64-pc-windows-gnu")
+        $PROJECT_ROOT/scripts/compile_to_native.sh Windows x86_64 $LIB_NAME $LIB_TYPE $OUT_DIR
+        ;;
+    *)
+        echo "Unsupported target: $TARGET"
+        echo "Supported targets: x86_64-unknown-linux-gnu, aarch64-unknown-linux-gnu, aarch64-apple-darwin, x86_64-apple-darwin, x86_64-pc-windows-gnu"
+        exit 1
+        ;;
+esac

.github/scripts/install_all_targets.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+rustup target add x86_64-apple-darwin aarch64-apple-darwin x86_64-unknown-linux-gnu aarch64-unknown-linux-gnu x86_64-pc-windows-gnu