add blubber image build for annual report sites
This change adds blubber image build for annualreport static html sites.
I've tested the image locally using the commands from README. They return the annual reports from 2014-2017.
Bug: T300171
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This change adds blubber image build for annualreport static html sites.
I've tested the image locally using the commands from README. They return the annual reports from 2014-2017.
Bug: T300171