Search and filter companies based on various criteria.

Filter Options:

• name: Filter by company name
• sector: Filter by business sector
• ticker: Filter by ticker
• industry: Filter by specific industry
• country: Filter by country of operation

Pagination:

• page: Page number (default: 1)
• page_size: Records per page (default: 10, max: 1000)

Response:
Returns a paginated list of companies matching the filter criteria,
each with summary financial data.