ci: fix release settings and add prerelease option

.gitea/workflows/release.yml

@@ -1,8 +1,8 @@
 name: release
 on:
   push:
-    # branches:
+    branches:
-    #   - main
+      - main
 
 permissions:
   contents: read

CHANGELOG.md

@@ -1,31 +1,6 @@
 # CHANGELOG
 
 
-## v1.0.0-rc.1 (2025-05-12)
-
-### Continuous Integration
-
-- Add ssh key for semantic-release
-  ([`8799ea9`](https://gitea.psi.ch/bec/bec_plugin_copier_template/commit/8799ea99c4c54d64e408ccdd520d3e2a43193045))
-
-- Add ssh known hosts
-  ([`f0eea4a`](https://gitea.psi.ch/bec/bec_plugin_copier_template/commit/f0eea4a9fb75cb52c84a22d6e982d7e82111f4d9))
-
-- Use ssh for release push
-  ([`39bbd5e`](https://gitea.psi.ch/bec/bec_plugin_copier_template/commit/39bbd5e79c97e4ebb87a4a9393ed1d84416ce0af))
-
-### Features
-
-- Move template into subdirectory
-  ([`79845f7`](https://gitea.psi.ch/bec/bec_plugin_copier_template/commit/79845f76978e37d467db3a2338916d3ee9fb08f3))
-
-BREAKING CHANGE: reorganises repo, arbitrary choice for v1 release
-
-### Breaking Changes
-
-- Reorganises repo, arbitrary choice for v1 release
-
-
 ## v0.4.0 (2025-05-12)
 
 ### Features