v0.3.0-preview

What's Changed

• Allow post requests without content-type header by @samwelkanda in #109
• Task/kiota core migration by @samwelkanda in #142
• Task/kiota core dependency by @samwelkanda in #141
• Task/refactor packaging by @samwelkanda in #144
• Bugfix/set context and feature usage by @samwelkanda in #145

Full Changelog: v0.2.2...v0.3.0-preview