chore(release): Camunda Platform Helm Chart 12.0.0-alpha6 - Camunda Alpha

[distro-ci]

🤖 I have created a release beep boop

12.0.0-alpha6 (2025-03-08)

Features

• add multi-backend document-store configuration (#2836) (012e9d9)
• added connectors to console config (#3015) (28576b8)
• bump Keycloak version for 8.7 and 8.8 to match expected support (#3034) (d6e0388)

Bug Fixes

• add unit test for documentstore configurations (#2975) (e13f551)
• backport console override from 8.8 to 8.7 (#2891) (78436ba)
• configMap and values revised for documentStore (#2998) (d7816ec)
• correct linter subchart identitykeycloak (#2944) (95546f1)
• disable secret autoGenerated flag since it causes race condition (#2906) (ddbccd9)
• ensure app configs rendered correctly in ConfigMap (#3071) (36fcfe3)
• increase zeebeGateway resources (#3025) (bb34dba)
• remove localstorage support for documentStore (#3013) (4f8f687)
• remove unused test connection pod (#3001) (9d2309a)
• set bucketTtl for aws as int instead of string (#2982) (243c842)
• webmodeler: correct indentation for GCP volumeMounts (#2979) (9939548)

Documentation

• add prerelease annotation to alpha charts (#3040) (aec4b5e)
• update keywords of charts (#3027) (7ce4275)

Dependencies

• update bitnami/postgresql docker tag to v14.17.0-debian-12-r2 (#3043) (c895297)
• update camunda-platform-alpha (minor) (#2794) (db8a69b)
• update camunda-platform-alpha (patch) (#2797) (aa5aee4)
• update camunda-platform-alpha (patch) (#3054) (0d503cc)
• update camunda-platform-alpha (patch) (#3061) (e57f76b)
• update camunda-platform-alpha to v8.7.0-alpha5 (patch) (#3065) (4e19513)
• update camunda/console docker tag to v8.7.0-alpha5 (#3030) (86fcb57)
• update camunda/optimize docker tag to v8.7.0-alpha5 (#3074) (7cffc52)
• update elasticsearch docker tag to v21.4.6 (#2978) (c99e27c)
• update elasticsearch docker tag to v21.4.7 (#3023) (0dd6589)
• update elasticsearch docker tag to v21.4.8 (#3069) (b1f8f3e)

---

This PR was generated with Release Please. See documentation.