Heroku image optimizers buildpack

This buildpack will provide the following image optimizer binaries to your Heroku app:

• advpng
• gifsicle
• jpegoptim
• jpegtran
• optipng
• pngcrush
• pngquant
• cwebp
• dwebp

This buildpack supports the following Heroku stacks:

• heroku-20
• heroku-22

During compile time of this buildpack the following steps will be done:

• Detect the current used stack
• Copy the binaries in the folder vendor/optimizers inside the $BUILD_DIR
• Symlinks to the binaries will be added to ensure that possible following buildpacks will have these binaries available
• The path vendor/optimizers will be added to the PATH environment through the optimizers.sh script which is located in the .profile.d folder
• At the end the version of each binary is displayed

Installation/Usage

To use this buildpack you can add it by multiple ways to your Heroku app. Please see the Heroku documentation for further information.