i18n(uk): add missing files, translate P4 root docs

- Copy code/image/config files across all modules
- Translate brand-voice and code-review templates
- Translate CONTRIBUTING, CODE_OF_CONDUCT, SECURITY, STYLE_GUIDE
- Copy CHANGELOG as-is (technical log)

Ref: luongnv89/claude-howto#63

uk/07-plugins/documentation/templates/function-docs.md

@@ -0,0 +1,50 @@
+# Function: `functionName`
+
+## Description
+Brief description of what the function does.
+
+## Signature
+```typescript
+function functionName(param1: Type1, param2: Type2): ReturnType
+```
+
+## Parameters
+
+| Parameter | Type | Required | Description |
+|-----------|------|----------|-------------|
+| param1 | Type1 | Yes | Description of param1 |
+| param2 | Type2 | No | Description of param2 |
+
+## Returns
+**Type**: `ReturnType`
+
+Description of what is returned.
+
+## Throws
+- `Error`: When invalid input is provided
+- `TypeError`: When wrong type is passed
+
+## Examples
+
+### Basic Usage
+```typescript
+const result = functionName('value1', 'value2');
+console.log(result);
+```
+
+### Advanced Usage
+```typescript
+const result = functionName(
+  complexParam1,
+  { option: true }
+);
+```
+
+## Notes
+- Additional notes or warnings
+- Performance considerations
+- Best practices
+
+## See Also
+- [Related Function](#)
+- [API Documentation](#)