chore: switch to npmjs registry, publish v0.4.5

- Remove Gitea npm registry, use npmjs.org
- changeset publish works natively with npmjs
- release script: build + test + changeset publish
- Remove custom release.sh, all via changesets

packages/workflow-agent-react/CHANGELOG.md

@@ -1,5 +1,23 @@
 # @uncaged/workflow-agent-react
 
+## 0.4.5
+
+### Patch Changes
+
+- Updated dependencies
+  - @uncaged/workflow-protocol@0.4.5
+  - @uncaged/workflow-reactor@0.4.5
+  - @uncaged/workflow-util-agent@0.4.5
+
+## 0.4.4
+
+### Patch Changes
+
+- Updated dependencies
+  - @uncaged/workflow-protocol@0.4.4
+  - @uncaged/workflow-reactor@0.4.4
+  - @uncaged/workflow-util-agent@0.4.4
+
 ## 0.4.3
 
 ### Patch Changes