follow flake-compat input for deduplication

Author: NotAShelf

default.nix

@@ -1,8 +1,19 @@
-(import (
-  fetchTarball {
-    url = "https://github.com/edolstra/flake-compat/archive/12c64ca55c1014cdc1b16ed5a804aa8576601ff2.tar.gz";
-    sha256 = "0jm6nzb83wa6ai17ly9fzpqc40wg1viib8klq8lby54agpl213w5";
-  }
-) {
-  src = ./.;
-}).defaultNix
+(
+  import
+  (
+    let
+      lock = builtins.fromJSON (builtins.readFile ./flake.lock);
+      nodeName = lock.nodes.root.inputs.flake-compat;
+    in
+      fetchTarball {
+        url =
+          lock.nodes.${nodeName}.locked.url
+          or "https://github.com/edolstra/flake-compat/archive/${
+            lock.nodes.${nodeName}.locked.rev
+          }.tar.gz";
+        sha256 = lock.nodes.${nodeName}.locked.narHash;
+      }
+  )
+  {src = ./.;}
+)
+.defaultNix

flake.lock

@@ -4,9 +4,13 @@
   inputs = {
     # Pinned to align the version of VS Codium with Cursor's build.
     nixpkgs.url = "github:NixOS/nixpkgs/212defe037698e18fc9521dfe451779a8979844c";
+    flake-compat = {
+      url = "github:edolstra/flake-compat";
+      flake = false;
+    };
   };
 
-  outputs = { self, nixpkgs }:
+  outputs = { self, nixpkgs, ...}:
     let
       supportedSystems = [ "aarch64-linux" "armv7l-linux" "x86_64-linux" ];
       forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
@@ -105,7 +109,7 @@
                 cp ${cursorSrc}/cursor.png $out/cursor.png
                 cp ${cursorSrc}/cursor.desktop $out/cursor.desktop
                 cp -R ${cursorSrc}/resources/todesktop* $out/resources/
-                
+
                 # This is excluded intentionally. It causes an error in console,
                 # but there's some token we must be missing?
                 # cp ${cursorSrc}/resources/app-update.yml $out/resources/