Refactor macOS ARM64 installation steps to streamline script execution and enhance checksum verification

.github/workflows/install-test.yml

@@ -30,11 +30,8 @@ jobs:
   install-macos-arm64:
     runs-on: macos-latest
     steps:
-      - name: Download install.sh
-        run: curl -sSL https://raw.githubusercontent.com/cheikh2shift/godex/main/install.sh -o install.sh
-
-      - name: Run install.sh
-        run: chmod +x install.sh && ./install.sh
+      - name: Download and run install.sh
+        run: curl -sSL https://raw.githubusercontent.com/cheikh2shift/godex/main/install.sh | sh
       - name: Verify installation
         run: |
           export PATH="$HOME/.local/bin:$PATH"

install.sh

@@ -32,6 +32,7 @@ fi
 # Detect OS and architecture
 OS="$(uname -s | tr '[:upper:]' '[:lower:]')"
 ARCH="$(uname -m)"
+echo "Detected OS=$OS ARCH=$ARCH"
 
 case "$ARCH" in
     x86_64)
@@ -91,9 +92,25 @@ echo "Verifying checksum..."
 if command -v sha256sum >/dev/null 2>&1; then
     sha256sum -c "${SHA_FILENAME}"
 elif command -v shasum >/dev/null 2>&1; then
-    shasum -a 256 -c "${SHA_FILENAME}"
+    EXPECTED_HASH=$(cat "${SHA_FILENAME}" | cut -d' ' -f1)
+    ACTUAL_HASH=$(shasum -a 256 "${FILENAME}" | cut -d' ' -f1)
+    if [ "$EXPECTED_HASH" = "$ACTUAL_HASH" ]; then
+        echo "Checksum verified"
+    else
+        echo "Checksum mismatch!"
+        exit 1
+    fi
+elif command -v openssl >/dev/null 2>&1; then
+    EXPECTED_HASH=$(cat "${SHA_FILENAME}" | cut -d' ' -f1)
+    ACTUAL_HASH=$(openssl dgst -sha256 "${FILENAME}" | sed 's/.* //')
+    if [ "$EXPECTED_HASH" = "$ACTUAL_HASH" ]; then
+        echo "Checksum verified"
+    else
+        echo "Checksum mismatch!"
+        exit 1
+    fi
 else
-    echo "Warning: Neither sha256sum nor shasum found. Skipping checksum verification."
+    echo "Warning: Neither sha256sum nor shasum nor openssl found. Skipping checksum verification."
     echo "Consider installing coreutils (Linux) or using Homebrew (macOS) for security."
 fi