cleanup TODO, readme

TODO.md

@@ -4,9 +4,6 @@
 - emoji picker application
 - find a Masto/Pleroma app which works on mobile
 
-# cleanup
-- remove helpers from outputs section (use `let .. in`)
-
 
 # speed up cross compiling
    https://nixos.wiki/wiki/Cross_Compiling

readme.md

@@ -1,9 +1,9 @@
-to build:
+to deploy:
 ```sh
-nixos-rebuild --flake "/etc/nixos/#servo" {build,switch}
+nixos-rebuild --flake "./#servo" {build,switch}
 ```
 
-query with:
+more options (like building packages defined in this repo):
 ```sh
 nix flake show
 ```
@@ -11,8 +11,8 @@ nix flake show
 
 # secrets
 
-we use [sops](https://github.com/Mic92/sops-nix) for secrets.
-see helpers/universal/secrets.nix for some tips.
+i use [sops](https://github.com/Mic92/sops-nix) for secrets.
+see `modules/universal/secrets.nix` for some tips.
 
 ## building images
 
@@ -21,25 +21,6 @@ to build a distributable image (GPT-formatted image with rootfs and /boot partit
 nix build ./#imgs.lappy
 ```
 this can then be `dd`'d onto a disk and directly booted from a EFI system.
-there's some post-processing to do before running a rebuild on the deployed system (e.g. change fstab UUIDs)
-refer to flake.nix for more details
+there's some post-processing to do before running a rebuild on the deployed system (deploying ssh keys, optionally changing fs UUIDs, etc).
+refer to flake.nix for more details.
 
-
-# admin tips
-
-online: <https://nixos.wiki/wiki/Cheatsheet>
-
-verify ALL nix store contents with:
-```sh
-sudo nix-store --verify --check-contents  # add the --repair flag to auto-repair as well
-```
-
-search for a package with:
-```sh
-nix search nixpkgs <query string>
-```
-
-find which package owns some file with:
-```sh
-nix-locate /bin/vim  # or any other package-relative path
-```