Crystal 1.3.0 support

• Added support for Crystal 1.3.0
• Upgraded dependencies
• Added Lucky(Avram) Usage Screencast (thanks to @stephendolan)

v0.6.4

Updated S3 upload mechanics.

v0.6.3

Updated dependencies.
Fixed supported Crystal versions.

Crystal 1.0.0

v0.6.2

Added Crystal 1.0.0 support

Support for Crystal 0.6.1

v0.6.1

Updated Crystal minumum required version and bumped version

StoreDimensions plugin implemented

The StoreDimensions plugin extracts dimensions of uploaded images and stores them into the metadata.

class Uploader < Shrine
  load_plugin(Shrine::Plugins::StoreDimensions,
    analyzer: Shrine::Plugins::StoreDimensions::Tools::BuiltIn)

  finalize_plugins!
end

image.metadata["width"]
image.metadata["height"]

v0.5.1

Removed JSON.mapping in favor of JSON::Serializable.
Thanks to @wout.

Crystal 0.34 support

v0.5.0

Crystal 0.34

v0.4.0

Added support for S3 Storage.

Pluggable Shrine

Shrine.cr got plugin system! Hooray!

Two plugins (DetermineMimeType and AddMetadata) are are included into this shard, you can read more about them in Readme.

Also I refactored Shrine::UploadedFile::Metadata into Shrine::UploadedFile::MetadataType which is now a Hash. NamedTuple are also replaced with Hash in Shrine and Shrine::UploadedFile classes.