feat(docs): public api kdocs (#658)

- enable rule for checking undocumented public api 
- add kdoc skill

## How Has This Been Tested?
./gradlew detekt

## Breaking Changes
none

## Types of changes
- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to change)
- [x] Documentation update

## Checklist
- [x] I have read the [MCP
Documentation](https://modelcontextprotocol.io)
- [x] My code follows the repository's style guidelines
- [x] New and existing tests pass locally
- [ ] I have added appropriate error handling
- [x] I have added or updated documentation as needed

---------

Co-authored-by: Konstantin Pavlov <1517853+kpavlov@users.noreply.github.com>

config/detekt/detekt.yml

@@ -22,3 +22,22 @@ empty-blocks:
   EmptyFunctionBlock:
     excludes: *testFolders
 
+comments:
+    UndocumentedPublicClass:
+      active: true
+      excludes: &testAndGeneratedFolders
+        - '**/test/**'
+        - '**/commonTest/**'
+        - '**/jvmTest/**'
+        - '**/jsTest/**'
+        - '**/iosTest/**'
+        - '**/generated-sources/**'
+      ignoreDefaultCompanionObject: true
+    UndocumentedPublicFunction:
+      active: true
+      excludes: *testAndGeneratedFolders
+    UndocumentedPublicProperty:
+      active: true
+      excludes: *testAndGeneratedFolders
+      searchProtectedProperty: false
+      ignoreEnumEntries: true