v0.20.0

What's Changed

• chore: release prep 0.19.0-rc.1 by @mikeee in #325
• refactor: use unwrap_or_default for optional metadata maps by @immanuwell in #329
• chore: upgrade to dapr-durabletask 0.0.3 by @mikeee in #330
• docs: update references in the examples by @mikeee in #333
• fix: align DaprHttpServer default gRPC port with SDK config by @immanuwell in #335
• ci: backport workflow by @mikeee in #337
• fix(ci): only checkout trusted base repo by @mikeee in #338
• release: v0.19.1-rc.0 by @mikeee in #339
• fix(ci): enable draft PRs for conflicting backports by @mikeee in #340
• fix: ensure the examples use the default dapr port by @mikeee in #342
• fix: refactor loop by @mikeee in #346
• version and deps bumps by @mikeee in #351
• feat: search & vector building blocks by @mikeee in #349
• release: v0.20.0 by @mikeee in #352

Full Changelog: v0.19.0...v0.20.0