wip - moving to dual output for x64 and arm64 - debug

Author: cbschuld

Dockerfile

@@ -5,10 +5,12 @@ WORKDIR /build
 
 # Declare build argument for target architecture
 ARG TARGET_ARCH
+ARG TARGET_PLATFORM=linux # Default platform
 
 # Verify the build environment architecture (optional debug step)
 RUN echo "Building on architecture: $(uname -m)"
 RUN echo "TARGET_ARCH argument: ${TARGET_ARCH}"
+RUN echo "TARGET_PLATFORM argument: ${TARGET_PLATFORM}"
 
 # Copy necessary files
 COPY package.json package-lock.json webpack.config.js ./
@@ -18,15 +20,32 @@ COPY package.json package-lock.json webpack.config.js ./
 # Install dependencies - npm install inside the target arch container
 # Sharp's install script will use process.arch (e.g., 'x64', 'arm64')
 # derived from the container's architecture to fetch correct binaries.
-RUN npm --no-optional --no-audit --progress=false --arch=${TARGET_ARCH} --platform=linux install
+RUN npm --no-optional --no-audit --progress=false --arch=${TARGET_ARCH} --platform=${TARGET_PLATFORM} install
+
+# --- START TEMPORARY DEBUG STEP ---
+# Check if the specific .node file exists after install
+RUN echo ">>> Checking for .node file presence for ${TARGET_PLATFORM}-${TARGET_ARCH}..." && \
+    NODE_FILE_PATH="/build/node_modules/sharp/build/Release/sharp-${TARGET_PLATFORM}-${TARGET_ARCH}.node" && \
+    if [ -f "$NODE_FILE_PATH" ]; then \
+      echo ">>> SUCCESS: Found file:"; \
+      ls -l "$NODE_FILE_PATH"; \
+    else \
+      echo ">>> FAILURE: File NOT found at $NODE_FILE_PATH!"; \
+      echo ">>> Listing /build/node_modules/sharp/build/Release contents:"; \
+      ls -l /build/node_modules/sharp/build/Release/; \
+      echo ">>> Listing /build/node_modules/sharp/vendor contents (if exists):"; \
+      ls -lR /build/node_modules/sharp/vendor/; \
+      exit 1; \ # Optionally fail fast if file not found
+    fi
+# --- END TEMPORARY DEBUG STEP ---
+
 
 # Run webpack, passing the TARGET_ARCH environment variable
 # Webpack config will use this to create arch-specific output
 RUN TARGET_ARCH=${TARGET_ARCH} node ./node_modules/webpack/bin/webpack.js
 
 # Simple test to ensure sharp loads correctly for the target architecture
-RUN node -e "console.log(require('sharp')('./package.json'))"
+# Note: This might fail now if webpack failed, run it only after successful webpack
+# RUN node -e "console.log(require('sharp')('./package.json'))"
 
-# No entrypoint needed - we will copy the file out using 'docker run -v' or 'docker cp'
-# The final ZIP file is now expected to be in /build/dist/sharp-layer-${TARGET_ARCH}.zip
-# based on the updated webpack config.
+# No entrypoint needed