chore: improve commit messages (#7921)

* chore: improve commit messages

* indent

* cleanup

* additional changes

---------

Co-authored-by: Tim Möhlmann <tim+github@zitadel.com>

.github/pull_request_template.md

@@ -1,15 +1,27 @@
-### Definition of Ready
+# Which Problems Are Solved
 
-- [ ] I am happy with the code
-- [ ] Short description of the feature/issue is added in the pr description
-- [ ] PR is linked to the corresponding user story
-- [ ] Acceptance criteria are met
-- [ ] All open todos and follow ups are defined in a new ticket and justified
-- [ ] Deviations from the acceptance criteria and design are agreed with the PO and documented.
-- [ ] No debug or dead code
-- [ ] My code has no repetitions
-- [ ] Critical parts are tested automatically
-- [ ] Where possible E2E tests are implemented
-- [ ] Documentation/examples are up-to-date
-- [ ] All non-functional requirements are met
-- [ ] Functionality of the acceptance criteria is checked manually on the dev system.
+Replace this example text with a concise list of problems that this PR solves.
+For example:
+- If the property XY is not given, the system crashes with a nil pointer exception.
+
+# How the Problems Are Solved
+
+Replace this example text with a concise list of changes that this PR introduces.
+For example:
+- Validates if property XY is given and throws an error if not
+
+# Additional Changes
+
+Replace this example text with a concise list of additional changes that this PR introduces, that are not directly solving the initial problem but are related.
+For example:
+- The docs explicitly describe that the property XY is mandatory
+- Adds missing translations for validations.
+
+# Additional Context
+
+Replace this example with links to related issues, discussions, discord threads, or other sources with more context.
+Use the Closing #issue syntax for issues that are resolved with this PR.
+- Closes #123
+- Discussion #456
+- Follow-up for PR #789
+- https://discord.com/channels/123/456