chore: better changelog generation (with links to commits)

Author: copernico

CHANGELOG.md

@@ -3,9 +3,9 @@
 <a name="v0.6.2"></a>
 ## [v0.6.2](https://github.com/sap/project-kb/compare/v0.6.1...v0.6.2)
 
-## Chores
- * add changelog generation script (18f675c)
- * update deps for update cmd (39d04cd)
+### Chores
+ * add changelog generation script ([18f675c](https://github.com/sap/project-kb/commit/18f675c))
+ * update deps for update cmd ([39d04cd](https://github.com/sap/project-kb/commit/39d04cd))
 
 <a name="v0.6.1"></a>
 ## [v0.6.1](https://github.com/SAP/project-kb/compare/v0.6.0.2...v0.6.1) (2020-06-26)

scripts/changelog-gen.py

@@ -86,9 +86,9 @@ def render_changelog(log):
             changes_by_type[commit_types[l['type']]] = [l]
 
     for t in changes_by_type:
-        print("\n## " + t)
+        print("\n### " + t)
         for c in changes_by_type[t]:
-            print(" * " + c['msg'] + " (" + c['id'] + ")")
+            print(" * " + c['msg'] + " ([" + c['id'] + "](https://github.com/" + project_slug  + "/commit/" + c['id'] +"))")
 
 
 def main(args):