Added fingerprint reader instructions

README.md

@@ -252,6 +252,35 @@ then logout
 # sudo ln -s /home/matt/bin/host-spawn /var/lib/flatpak/app/com.vscodium.codium/current/**/files/bin/git-lfs
 
 # sudo mv /var/lib/flatpak/app/com.vscodium.codium/current/active/export/share/applications/com.vscodium.codium.desktop{,.bak}
+# sudo mv /var/lib/flatpak/exports/share/applications/com.vscodium.codium.desktop{,.bak}
+```
+
+## Fingerprint Sensor Hack
+### Flash [firmware](https://github.com/goodix-fp-linux-dev/goodix-fp-dump)
+```
+# yay -Sy python # Must be Python 3.10 or newer
+# cd /tmp
+# git clone --recurse-submodules https://github.com/goodix-fp-linux-dev/goodix-fp-dump.git
+# cd goodix-fp-dump
+# python -m venv .venv
+# source .venv/bin/activate
+# pip install -r requirements.txt
+# sudo python3 run_55b4.py
+```
+
+### Install experimental [drivers](https://github.com/TheWeirdDev/libfprint/tree/55b4-experimental)
+```
+# yay -Sy libfprint-goodixtls-55x4 fprintd
+# sudo systemctl enable --now fprintd
+# fprintd-enroll
+```
+
+### Use the reader
+add this to the top of every file in /etc/pam.d/ that you want ie. sddm, kde, polkit-1, sudo uwu
+```
+auth            sufficient      pam_fprintd.so
+auth            sufficient      pam_fprintd_grosshack.so
+auth            sufficient      pam_unix.so try_first_pass nullok
 ```
 
 ## Finally, install dotfiles
@@ -265,4 +294,4 @@ then logout
 # sudo bash fzf.sh /usr/share/fzf
 ```
 
-TODO: make sed commands for mkinitcpio
+TODO: make sed commands for mkinitcpio