NOTICE

prometheus-render
Copyright 2026 ExpTech Studio

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

The tsgraph package draws in the style of RRDtool and MRTG, and uses their
colour conventions, but implements its own axis and scaling algorithms. The
vertical scale follows Paul S. Heckbert, "Nice Numbers for Graph Labels",
Graphics Gems, 1990.

The lettering is Maple Mono (https://github.com/subframe7536/maple-font),
Copyright 2022 The Maple Mono Project Authors, cut down to printable ASCII and
carried in tsgraph/fonts and internal/site/fonts. It is licensed under the SIL
Open Font License 1.1, a copy of which is in tsgraph/fonts/OFL.txt, not under
the Apache License above.