The file /Users/neog/Apps/macOS/GhostWriter/GhostWriter/Services/SocialPostingService.swift has been updated. Here's the result of running `cat -n` on a snippet of the edited file: 30→ guard !tweets.isEmpty else { 31→ throw PostingError.emptyContent 32→ } 33→ 34→ guard let script = scripts[.twitter] else { 35→ throw PostingError.unsupportedPlatform(Platform.twitter.rawValue) 36→ } 37→ 38→ let scriptPath = NSString(string: script).expandingTildeInPath 39→ 40→ guard FileManager.default.fileExists(atPath: scriptPath) else { 41→ throw PostingError.scriptNotFound(scriptPath) 42→ } 43→ 44→ if tweets.count == 1 { 45→ // Tweet único - usa modo normal 46→ try await executeTweetScript(scriptPath, content: tweets[0])