Billy Shih
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issues of
Billy Shih
Image doesn't show when using postMessage if the attachment doesn't include the fallback or any additional text message. Unsure if this is intended or just not documented. Doesn't work: https://api.slack.com/docs/formatting/builder?msg=%7B%22attachments%22%3A%5B%7B%22image_url%22%3A%22http%3A%2F%2Fplacehold.it%2F350x150.jpg%22%2C%22color%22%3A%22%23764FA5%22%7D%5D%7D...