Set up Alembic database migrations for FastAPI projects using async SQLAlchemy (asyncpg). Covers env.py configuration with async engine, autogenerate handling, greenfield vs brownfield migration strategies, and env var integration.
使用 CloakBrowser 绕过抖音反爬,获取真实视频 MP4 下载链接
Wan2.2 FLF2V (First/Last Frame to Video) 管线 — 生成首尾帧之间的插值视频,支持电影级镜头过渡
Use CloakBrowser (anti-detection Chromium) to access protected Chinese web platforms (Douyin/抖音, etc.) and extract structured data — intercepting API responses, extracting video/media URLs, and downloading content from sites that block standard Playwright/browser automation.
Install and diagnose Playwright-based packages (Playwright, CloakBrowser, etc.) on Linux/WSL — handles externally-managed Python, system deps, proxy-based binary downloads, and runtime troubleshooting
Exploratory QA of web apps: find bugs, evidence, reports.
llama.cpp local GGUF inference + HF Hub model discovery.
Build an end-to-end ML emotion classification pipeline from raw tabular/biosignal data — heuristic label generation, feature engineering, RandomForest training, Flask API, and SQL schema.