{
  "analysis": "The frames.tza file is 2,304,016 bytes. xxd is not available, so I'll use Python to examine the file structure. I need to read the header to understand width, height, number of frames, and max_bytes budget.",
  "plan": "1. Use Python to read and parse the header of frames.tza\n2. Understand the dimensions and constraints\n3. Create the termzip_ansi.py program with delta encoding",
  "commands": [
    {
      "keystrokes": "python3 -c \"\nimport struct\nwith open('/app/frames.tza', 'rb') as f:\n    magic = f.read(4)\n    width, height = struct.unpack('<HH', f.read(4))\n    n_frames, max_bytes = struct.unpack('<II', f.read(8))\n    print(f'Magic: {magic}')\n    print(f'Width: {width}, Height: {height}')\n    print(f'Frames: {n_frames}')\n    print(f'Max bytes: {max_bytes}')\n    print(f'Frame size: {width * height}')\n    print(f'Expected file size: {16 + n_frames * width * height}')\n\"\n",
      "duration": 0.5
    }
  ]
}