Fix captcha clarity issues for small dimensions (120x30) with configurable font sizes and bold text#138

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copilot/fix-ec852fb1-7f0f-471e-ad94-c90f281e86c4mojocn/base64Captcha:copilot/fix-ec852fb1-7f0f-471e-ad94-c90f281e86c4Copy head branch name to clipboard