Merge nucleic/sleek-thistle-egret-fyej into dev

brush-shell/tests/images/README.md

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+# Brush Test Images
+
+mkosi configs for building minimal Fedora images with brush as `/bin/sh` and the default login shell.
+
+## Prerequisites
+
+Build brush first:
+
+```bash
+cargo build --release
+```
+
+## Container (systemd-nspawn)
+
+```bash
+mkosi --profile=container build
+sudo mkosi --profile=container boot
+```
+
+## VM (KVM-accelerated)
+
+```bash
+mkosi --profile=vm build
+mkosi --profile=vm vm
+```
+
+## Options
+
+Use a debug build:
+
+```bash
+mkosi --environment=BRUSH_PROFILE=debug --profile=container build
+```
+
+Force rebuild:
+
+```bash
+mkosi -f --profile=container build
+```