fix(app): 补充 AppContext 类型导入 #87

Job	Run time
build (windows-latest, x86_64-pc-windows-msvc, Windows-x64)	9m 35s
build (macos-latest, universal-apple-darwin, macOS-Universal)	12m 14s
build (ubuntu-22.04, x86_64-unknown-linux-gnu, Linux-x64)	8m 10s
create-release	8s
	30m 7s

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