补齐浏览器回归和发布指纹，更新应用访问说明

Makefile

@@ -1,7 +1,7 @@
 SHELL := /bin/bash
 .DEFAULT_GOAL := help
 PYTHON := .venv/bin/python
-.PHONY: help install build test serve deploy
+.PHONY: help install build test test-browser serve deploy
 help:
 	@echo 'make install | build | test | serve | deploy'
 	@echo '文章: content/posts/*.md；应用: apps.json；样式: assets/site.css'
@@ -14,6 +14,9 @@ build: install
 	$(PYTHON) build.py
 test: install
 	$(PYTHON) -m unittest discover -s tests -v
+test-browser: build
+	npm ci
+	npm run test:browser
 serve: build
 	$(PYTHON) -m http.server 4176 --bind 127.0.0.1 --directory public
 deploy: test