why does opening dev console in http example crash the server?

[G2G2G2G]

https://github.com/pion/mediadevices/tree/master/examples/http

./http :12345
listening on :12345
2023/05/04 09:28:47 http: panic serving 127.0.0.1:32782: write tcp 127.0.0.1:12345->127.0.0.1:32782: write: broken pipe
goroutine 6 [running]:
net/http.(*conn).serve.func1()
	/usr/lib/go/src/net/http/server.go:1854 +0xbf
panic({0x6bd660, 0xc00009a5a0})
	/usr/lib/go/src/runtime/panic.go:890 +0x263
main.must(...)
	/storage/1/projects/git/mediadevices/examples/http/main.go:27
main.main.func2({0x77aea0?, 0xc0001b8000}, 0xffffffffffffffff?)
	/storage/1/projects/git/mediadevices/examples/http/main.go:79 +0x4ec
net/http.HandlerFunc.ServeHTTP(0xc000035680?, {0x77aea0?, 0xc0001b8000?}, 0x40f4a8?)
	/usr/lib/go/src/net/http/server.go:2122 +0x2f
net/http.(*ServeMux).ServeHTTP(0x0?, {0x77aea0, 0xc0001b8000}, 0xc000194a00)
	/usr/lib/go/src/net/http/server.go:2500 +0x149
net/http.serverHandler.ServeHTTP({0xc0001848a0?}, {0x77aea0, 0xc0001b8000}, 0xc000194a00)
	/usr/lib/go/src/net/http/server.go:2936 +0x316
net/http.(*conn).serve(0xc0000f4240, {0x77b038, 0xc0001847b0})
	/usr/lib/go/src/net/http/server.go:1995 +0x612
created by net/http.(*Server).Serve
	/usr/lib/go/src/net/http/server.go:3089 +0x5ed
2023/05/04 09:28:48 http: panic serving 127.0.0.1:34362: write tcp 127.0.0.1:12345->127.0.0.1:34362: write: broken pipe
goroutine 50 [running]:
net/http.(*conn).serve.func1()
	/usr/lib/go/src/net/http/server.go:1854 +0xbf
panic({0x6bd660, 0xc00009a690})
	/usr/lib/go/src/runtime/panic.go:890 +0x263
main.must(...)
	/storage/1/projects/git/mediadevices/examples/http/main.go:27
main.main.func2({0x77aea0?, 0xc0001b80e0}, 0xffffffffffffffff?)
	/storage/1/projects/git/mediadevices/examples/http/main.go:79 +0x4ec
net/http.HandlerFunc.ServeHTTP(0xc0002ee680?, {0x77aea0?, 0xc0001b80e0?}, 0x40f4a8?)
	/usr/lib/go/src/net/http/server.go:2122 +0x2f
net/http.(*ServeMux).ServeHTTP(0x0?, {0x77aea0, 0xc0001b80e0}, 0xc000194000)
	/usr/lib/go/src/net/http/server.go:2500 +0x149
net/http.serverHandler.ServeHTTP({0xc000184030?}, {0x77aea0, 0xc0001b80e0}, 0xc000194000)
	/usr/lib/go/src/net/http/server.go:2936 +0x316
net/http.(*conn).serve(0xc0000f41b0, {0x77b038, 0xc0001847b0})
	/usr/lib/go/src/net/http/server.go:1995 +0x612
created by net/http.(*Server).Serve
	/usr/lib/go/src/net/http/server.go:3089 +0x5ed
^C⏎