Delete Projects（项目

chore: increase total timesteps for training in pixel_train.py

refactor: reorganize project structure and update README

refactor: organize project structure

feat: add pixel PPO agent

chore: add .gitignore for checkpoints, caches, and video files

feat: add pixel-based PPO training script

feat: integrate data augmentation into PixelPPOAgent

feat: add random shift data augmentation (DrQ-style)

feat: add pixel-based PPO training script

feat: update pixel_ppo_agent.py

test: add augmentation.py

feat: add PixelPPOAgent with CNN encoder and lr separation

feat: add PixelPPOBuffer with uint8 image storage

fix: README.md links