diff --git a/.forgejo/workflows/check.yml b/.forgejo/workflows/check.yml
new file mode 100644
index 0000000..259971b
--- /dev/null
+++ b/.forgejo/workflows/check.yml
@@ -0,0 +1,20 @@
+on: [push]
+jobs:
+  check:
+    runs-on: nixos
+    steps:
+      - uses: https://code.forgejo.org/actions/checkout@v4
+      - run: nix --version
+      - run: nix flake update systems
+      - run: nix flake check --keep-going
+  build:
+    runs-on: nixos
+    strategy:
+      matrix:
+        machine:
+          - vm
+    steps:
+      - uses: https://code.forgejo.org/actions/checkout@v4
+      - run: nix --version
+      - run: nix flake update systems
+      - run: nix build --print-build-logs '.#nixosConfigurations.${{ matrix.machine }}.config.system.build.toplevel'
diff --git a/flake.nix b/flake.nix
index 54c1226..6769b60 100644
--- a/flake.nix
+++ b/flake.nix
@@ -112,25 +112,9 @@
           pkgs = import nixpkgs {inherit system overlays;};
           module = ./nvim/nixvim.nix;
         };
-        formatting = pkgs.stdenvNoCC.mkDerivation {
-          name = "nix-formatting-check";
-          dontUnpack = true;
-          dontBuild = true;
-          doCheck = true;
-          checkPhase = "${pkgs.lib.getExe self.formatter.${system}} --check --quiet ${src}";
-          installPhase = "mkdir $out";
-        };
-        typos = let
-          typos = pkgs.lib.getExe pkgs.typos;
-        in
-          pkgs.stdenvNoCC.mkDerivation {
-            name = "typos-check";
-            dontUnpack = true;
-            dontBuild = true;
-            doCheck = true;
-            checkPhase = "${typos} --color=always ${src}";
-            installPhase = "mkdir $out";
-          };
+        fmt = pkgs.callPackage ./fmt.nix {inherit src;};
+        lint = pkgs.callPackage ./lint.nix {inherit src;};
+        typos = pkgs.callPackage ./lint.nix {inherit src;};
       }
     );
 
diff --git a/fmt.nix b/fmt.nix
new file mode 100644
index 0000000..84b7369
--- /dev/null
+++ b/fmt.nix
@@ -0,0 +1,12 @@
+{
+  lib,
+  stdenvNoCC,
+  alejandra,
+  src,
+}:
+stdenvNoCC.mkDerivation {
+  name = "fmt-src";
+  inherit src;
+  buildPhase = "${lib.getExe alejandra} --check .";
+  installPhase = "mkdir $out";
+}
diff --git a/lint.nix b/lint.nix
new file mode 100644
index 0000000..5c80e23
--- /dev/null
+++ b/lint.nix
@@ -0,0 +1,12 @@
+{
+  lib,
+  stdenvNoCC,
+  statix,
+  src,
+}:
+stdenvNoCC.mkDerivation {
+  name = "lint-src";
+  inherit src;
+  buildPhase = "${lib.getExe statix} check .";
+  installPhase = "mkdir $out";
+}
diff --git a/typos.nix b/typos.nix
new file mode 100644
index 0000000..9a02768
--- /dev/null
+++ b/typos.nix
@@ -0,0 +1,12 @@
+{
+  lib,
+  stdenvNoCC,
+  typos,
+  src,
+}:
+stdenvNoCC.mkDerivation {
+  name = "typos-src";
+  inherit src;
+  buildPhase = "${lib.getExe typos} .";
+  installPhase = "mkdir $out";
+}