Function normalizeGitHostingUrl

src/utils/urlUtils.ts:205–242

(url: string)

 * Supports: HuggingFace, GitHub, GitLab, Bitbucket, Gitea, Codeberg
 */
export function normalizeGitHostingUrl(url: string): string {
  // HuggingFace: Convert tree/main or blob/main to resolve/main
  if (url.includes('huggingface.co')) {
    return url
      .replace('/tree/main/', '/resolve/main/')
      .replace('/blob/main/', '/resolve/main/');
  }

  // GitHub: Convert to raw.githubusercontent.com
  // https://github.com/user/repo/blob/main/path -> https://raw.githubusercontent.com/user/repo/main/path
  const githubMatch = url.match(/^https?:\/\/github\.com\/([^/]+)\/([^/]+)\/(blob|tree)\/([^/]+)\/(.*)$/);
  if (githubMatch) {
    const [, user, repo, , branch, path] = githubMatch;
    return `https://raw.githubusercontent.com/${user}/${repo}/${branch}/${path}`;
  }

  // GitLab (including self-hosted): Convert blob/tree to raw
  // https://gitlab.com/user/repo/-/blob/main/path -> https://gitlab.com/user/repo/-/raw/main/path
  if (url.includes('gitlab.com') || url.includes('gitlab.')) {
    return url
      .replace('/-/tree/', '/-/raw/')
      .replace('/-/blob/', '/-/raw/');
  }

  // Bitbucket: Convert src to raw
  // https://bitbucket.org/user/repo/src/main/path -> https://bitbucket.org/user/repo/raw/main/path
  if (url.includes('bitbucket.org')) {
    return url.replace('/src/', '/raw/');
  }

  // Gitea / Codeberg: Convert src/branch to raw/branch
  // https://codeberg.org/user/repo/src/branch/main/path -> https://codeberg.org/user/repo/raw/branch/main/path
  if (url.includes('codeberg.org') || url.includes('gitea.')) {
    return url.replace('/src/branch/', '/raw/branch/');
  }

  return url;
}

/**
 * Check if URL points to a JSON manifest file.