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+== Updater
+
+=== Creating manifest
+[code, sh]
+----
+find windows/ -type f | xargs sha512sum | sed 's/windows\///' > windows-sha512.txt
+find windows/ -type d -exec chmod 755 {} +
+----
+
+=== Building
+
+You can build for the current system using:
+[code, sh]
+----
+go build
+# remove debug information
+strip updater
+----
+
+You can also cross-compile for other systems by setting GOOS and GOARCH. For a
+list of supported platforms, use `go tool dist list`.
+[code, sh]
+----
+GOOS=windows GOARCH=amd64 go build
+----