diff --git a/docs/assets/build-failing-red.svg b/docs/assets/build-failing-red.svg
new file mode 100644
index 0000000..2c9f5e0
--- /dev/null
+++ b/docs/assets/build-failing-red.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="81" height="20"><linearGradient id="b" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><mask id="a"><rect width="81" height="20" rx="3" fill="#fff"/></mask><g mask="url(#a)"><path fill="#555" d="M0 0h37v20H0z"/><path fill="#e05d44" d="M37 0h44v20H37z"/><path fill="url(#b)" d="M0 0h81v20H0z"/></g><g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11"><text x="18.5" y="15" fill="#010101" fill-opacity=".3">build</text><text x="18.5" y="14">build</text><text x="58" y="15" fill="#010101" fill-opacity=".3">failing</text><text x="58" y="14">failing</text></g></svg>
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diff --git a/docs/assets/build-passing-brightgreen.svg b/docs/assets/build-passing-brightgreen.svg
new file mode 100644
index 0000000..e090578
--- /dev/null
+++ b/docs/assets/build-passing-brightgreen.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="90" height="20"><linearGradient id="b" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><mask id="a"><rect width="90" height="20" rx="3" fill="#fff"/></mask><g mask="url(#a)"><path fill="#555" d="M0 0h37v20H0z"/><path fill="#4c1" d="M37 0h53v20H37z"/><path fill="url(#b)" d="M0 0h90v20H0z"/></g><g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11"><text x="18.5" y="15" fill="#010101" fill-opacity=".3">build</text><text x="18.5" y="14">build</text><text x="62.5" y="15" fill="#010101" fill-opacity=".3">passing</text><text x="62.5" y="14">passing</text></g></svg>
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diff --git a/docs/assets/build-unknown-lightgrey.svg b/docs/assets/build-unknown-lightgrey.svg
new file mode 100644
index 0000000..c72a2f5
--- /dev/null
+++ b/docs/assets/build-unknown-lightgrey.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="98" height="20"><linearGradient id="b" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><mask id="a"><rect width="98" height="20" rx="3" fill="#fff"/></mask><g mask="url(#a)"><path fill="#555" d="M0 0h37v20H0z"/><path fill="#9f9f9f" d="M37 0h61v20H37z"/><path fill="url(#b)" d="M0 0h98v20H0z"/></g><g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11"><text x="18.5" y="15" fill="#010101" fill-opacity=".3">build</text><text x="18.5" y="14">build</text><text x="66.5" y="15" fill="#010101" fill-opacity=".3">unknown</text><text x="66.5" y="14">unknown</text></g></svg>
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