From 1792e425c2c6e20331c050ee66e44db5cba5af2c Mon Sep 17 00:00:00 2001
From: Jake Hillion <jake@hillion.co.uk>
Date: Sun, 30 Oct 2022 21:39:31 +0000
Subject: [PATCH] add rpi img building docs

---
 README.md       | 10 ++++++++++
 modules/secrets |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index f8a2a26..9e30df7 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,12 @@
 # nixos
 
+### Building Raspberry Pi images
+
+Raspberry Pi images that support Tailscale and headless SSH can be built using a command. It is easiest to run this command on AArch64 on Linux, such as within a Linux VM or Docker container on an M1 Mac.
+
+    docker run -v $PWD:/src -it --rm nixos/nix:latest /bin/sh
+    nix-env -f https://github.com/nix-community/nixos-generators/archive/master.tar.gz -i
+    cd /src
+    nixos-generate -f sd-aarch64-installer --system aarch64-linux -c hosts/microserver.home.ts.hillion.co.uk/default.nix
+    cp SOME_OUTPUT out.img.zst
+
diff --git a/modules/secrets b/modules/secrets
index 1f411f0..fc65b76 160000
--- a/modules/secrets
+++ b/modules/secrets
@@ -1 +1 @@
-Subproject commit 1f411f096e6b0059c4d31fb14dc6f4f2e91659c7
+Subproject commit fc65b7677ec44888a98c66d937dd78ad593b8381