v0.4.0

What's Changed

• chore(deps-dev): bump credo from 1.7.3 to 1.7.4 by @dependabot in #98
• chore(deps-dev): bump mix_test_watch from 1.1.1 to 1.1.2 by @dependabot in #99
• chore(deps-dev): bump credo from 1.7.4 to 1.7.5 by @dependabot in #101
• chore(deps): bump exconstructor from 1.2.10 to 1.2.13 by @dependabot in #102
• feat: add create_card and create_bank_account action by @scollon42 in #103
• feat: allow to pass user details as headers by @scollon42 in #104
• chore(deps-dev): bump mix_test_watch from 1.1.2 to 1.2.0 by @dependabot in #106
• chore(deps-dev): bump ex_doc from 0.31.1 to 0.31.2 by @dependabot in #105
• chore(deps-dev): bump ex_doc from 0.31.2 to 0.32.1 by @dependabot in #107
• feat: update subscription endpoint by @scollon42 in #108
• feat: add checkout_existing_for_items/2 to HostedPage by @sam-levy in #109
• feat: add Usage by @sam-levy in #110

Full Changelog: v0.3.0...v0.4.0