• Switch to the openwrt/sdk Docker image
• Ensure build artifacts from different SDK images do not conflict
• Replace bind mounts for sdk/staging_dir/hostpkg and sdk/staging_dir/target with one bind mount for sdk/staging_dir
• Change bind mount destination paths for packages and sdk/overrides
• Use default feeds.conf from the SDK
• Always add packages as a custom feed
• Add USE_GITHUB_FEEDS run-time option
• Add script to set ownership of bind mounts
• Update clean scripts to be run inside builder container
• Fix config options not set correctly