chore: remove flake-root input

No longer needed

Signed-off-by: Brian McGee <brian@bmcgee.ie>

flake.lock

@@ -54,21 +54,6 @@
         "type": "github"
       }
     },
-    "flake-root": {
-      "locked": {
-        "lastModified": 1713493429,
-        "narHash": "sha256-ztz8JQkI08tjKnsTpfLqzWoKFQF4JGu2LRz8bkdnYUk=",
-        "owner": "srid",
-        "repo": "flake-root",
-        "rev": "bc748b93b86ee76e2032eecda33440ceb2532fcd",
-        "type": "github"
-      },
-      "original": {
-        "owner": "srid",
-        "repo": "flake-root",
-        "type": "github"
-      }
-    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
@@ -180,7 +165,6 @@
         "devshell": "devshell",
         "flake-compat": "flake-compat",
         "flake-parts": "flake-parts",
-        "flake-root": "flake-root",
         "gomod2nix": "gomod2nix",
         "nix-filter": "nix-filter",
         "nixpkgs": "nixpkgs",

flake.nix

@@ -4,7 +4,6 @@
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
     flake-parts.url = "github:hercules-ci/flake-parts";
-    flake-root.url = "github:srid/flake-root";
     treefmt-nix = {
       # todo switch back to numtide/treefmt-nix once merged
       url = "github:brianmcgee/treefmt-nix/feat/pipelines";

nix/default.nix

@@ -1,6 +1,5 @@
-{inputs, ...}: {
+{...}: {
   imports = [
-    inputs.flake-root.flakeModule
     ./checks.nix
     ./devshell.nix
     ./docs.nix

nix/treefmt.nix

@@ -8,9 +8,9 @@
     ...
   }: {
     treefmt.config = {
-      inherit (config.flake-root) projectRootFile;
       flakeCheck = true;
       flakeFormatter = true;
+      projectRootFile = "flake.nix";
 
       package = self'.packages.default;