Fix: #404 フィルターで`half_warn`を設定してると、クライアントアプリでタイムラインが読み込まれない #1859

Job	Run time
build (production)	2m 3s
build (test)	2m 21s
Elastic Search integration testing (3.0, docker.elastic.co/elasticsearch/elasticsearch:7.17.13)	2m 46s
End to End testing (3.0)	3m 25s
Elastic Search integration testing (3.1, docker.elastic.co/elasticsearch/elasticsearch:7.17.13)	4m 24s
End to End testing (3.1)	3m 26s
Elastic Search integration testing (.ruby-version, docker.elastic.co/elasticsearch/elasticsearch:...	2m 46s
End to End testing (.ruby-version)	3m 4s
test (3.0)	12m 34s
Elastic Search integration testing (.ruby-version, docker.elastic.co/elasticsearch/elasticsearch:...	2m 58s
test (3.1)	11m 49s
test (.ruby-version)	14m 26s
	1h 6m 2s

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