Implement Company Search and Update API Documentation

- Introduced a new search functionality for companies, allowing advanced filtering capabilities including tags, business criteria, and location.
- Updated the API documentation to reflect changes in the search endpoint, enhancing clarity for API consumers.
- Refactored existing company-related API endpoints for consistency, including renaming and restructuring routes.
- Enhanced response structures to return company entities directly, simplifying the response handling in API endpoints.
- Removed unused query parameters and handlers, streamlining the company management functionality.

pkg/response/response.go

@@ -12,8 +12,9 @@ import (
 type APIResponse struct {
 	Success bool        `json:"success"`
 	Message string      `json:"message,omitempty"`
-	Data    interface{} `json:",inline"`
+	Data    interface{} `json:"data,omitempty"`
 	Error   *APIError   `json:"error,omitempty"`
+	Meta    *Meta       `json:"meta,omitempty"`
 }
 
 // APIError represents error details in API response
@@ -54,6 +55,7 @@ func SuccessWithMeta(c echo.Context, data interface{}, meta *Meta, message strin
 		Success: true,
 		Message: message,
 		Data:    data,
+		Meta:    meta,
 	})
 }