ci: integrate Detekt static analysis tool (#493)

- Add Detekt configuration (`detekt.yml`) with custom rules
- Apply Detekt plugin to all subprojects
- Configure Detekt tasks in Gradle workflow
- Update Gradle dependency versions to include Detekt plugin

## Motivation and Context
Enhance static code analysis for improved code quality.

## Breaking Changes

No

## Types of changes

- [x] CI update
- [ ] 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)
- [ ] Documentation update

## Checklist
<!-- Go over all the following points, and put an `x` in all the boxes
that apply. -->
- [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
- [ ] I have added or updated documentation as needed

.idea/detekt.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DetektPluginSettings">
+    <option name="configurationFiles">
+      <list>
+        <option value="$PROJECT_DIR$/detekt.yml" />
+      </list>
+    </option>
+    <option name="enableDetekt" value="true" />
+    <option name="enableForProjectResult" value="Accepted" />
+    <option name="redirectChannels" value="true" />
+    <option name="treatAsErrors" value="true" />
+  </component>
+</project>

.idea/externalDependencies.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+    <component name="ExternalDependencies">
+        <plugin id="detekt" />
+        <plugin id="com.nbadal.ktlint" />
+    </component>
+</project>

.idea/ktlint-plugin.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="com.nbadal.ktlint.KtlintProjectSettings">
+    <ktlintMode>DISTRACT_FREE</ktlintMode>
+    <ktlintRulesetVersion>DEFAULT</ktlintRulesetVersion>
+  </component>
+</project>