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/adr-template.md

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+# ADR [Number]: [Title]
+
+## Status
+[Proposed | Accepted | Deprecated | Superseded]
+
+## Context
+What is the issue that we're seeing that is motivating this decision or change?
+
+## Decision
+What is the change that we're proposing and/or doing?
+
+## Consequences
+What becomes easier or more difficult to do because of this change?
+
+### Positive
+- Benefit 1
+- Benefit 2
+
+### Negative
+- Drawback 1
+- Drawback 2
+
+### Neutral
+- Consideration 1
+- Consideration 2
+
+## Alternatives Considered
+What other options were considered and why were they not chosen?
+
+### Alternative 1
+Description and reason for not choosing.
+
+### Alternative 2
+Description and reason for not choosing.
+
+## References
+- Related ADRs
+- External documentation
+- Discussion links

uk/07-plugins/documentation/templates/api-endpoint.md

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+# [METHOD] /api/v1/[endpoint]
+
+## Description
+Brief explanation of what this endpoint does.
+
+## Authentication
+Required authentication method (e.g., Bearer token).
+
+## Parameters
+
+### Path Parameters
+| Name | Type | Required | Description |
+|------|------|----------|-------------|
+| id | string | Yes | Resource ID |
+
+### Query Parameters
+| Name | Type | Required | Description |
+|------|------|----------|-------------|
+| page | integer | No | Page number (default: 1) |
+| limit | integer | No | Items per page (default: 20) |
+
+### Request Body
+```json
+{
+  "field": "value"
+}
+```
+
+## Responses
+
+### 200 OK
+```json
+{
+  "success": true,
+  "data": {
+    "id": "123",
+    "name": "Example"
+  }
+}
+```
+
+### 400 Bad Request
+```json
+{
+  "success": false,
+  "error": {
+    "code": "VALIDATION_ERROR",
+    "message": "Invalid input"
+  }
+}
+```
+
+### 404 Not Found
+```json
+{
+  "success": false,
+  "error": {
+    "code": "NOT_FOUND",
+    "message": "Resource not found"
+  }
+}
+```
+
+## Examples
+
+### cURL
+```bash
+curl -X GET "https://api.example.com/api/v1/endpoint" \
+  -H "Authorization: Bearer YOUR_TOKEN" \
+  -H "Content-Type: application/json"
+```
+
+### JavaScript
+```javascript
+const response = await fetch('/api/v1/endpoint', {
+  headers: {
+    'Authorization': 'Bearer token',
+    'Content-Type': 'application/json'
+  }
+});
+const data = await response.json();
+```
+
+### Python
+```python
+import requests
+
+response = requests.get(
+    'https://api.example.com/api/v1/endpoint',
+    headers={'Authorization': 'Bearer token'}
+)
+data = response.json()
+```
+
+## Rate Limits
+- 1000 requests per hour for authenticated users
+- 100 requests per hour for public endpoints
+
+## Related Endpoints
+- [GET /api/v1/related](#)
+- [POST /api/v1/related](#)

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

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+# 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](#)