Method toRelativePath

frontend/src/cache.ts:112–123

* Convert full path to relative path using workspace root. * Ensures consistent cache keys using relative paths for security and portability.

(filePath: string)

     * Ensures consistent cache keys using relative paths for security and portability.
     */
    private toRelativePath(filePath: string): string {
        // Already relative (doesn't start with / or drive letter)
        if (!filePath.startsWith('/') && !filePath.match(/^[A-Z]:\\/i)) {
            return filePath;
        }
        // Convert absolute to relative
        const workspaceRoot = vscode.workspace.workspaceFolders?.[0]?.uri.fsPath;
        if (workspaceRoot && filePath.startsWith(workspaceRoot)) {
            return filePath.slice(workspaceRoot.length).replace(/^[/\\]/, '');
        }
        return filePath;
    }

    private async initializeCache() {
        const workspaceFolders = vscode.workspace.workspaceFolders;