metropolis/handbook: init
This is the beginning of the Metropolis Handbook, the main end-user
documentation of Metropolis.
It is built using mdbook, and currently contains only the default
content from `mdbook init`.
Future work: start writing the handbook, build in CI, publish in CI.
Change-Id: I81753350215b2f7aabc17925eadfd20706e1fdb5
Reviewed-on: https://review.monogon.dev/c/monogon/+/202
Reviewed-by: Leopold Schabel <leo@nexantic.com>
diff --git a/metropolis/handbook/.gitignore b/metropolis/handbook/.gitignore
new file mode 100644
index 0000000..7585238
--- /dev/null
+++ b/metropolis/handbook/.gitignore
@@ -0,0 +1 @@
+book