Mechanical migration to FlakeHub

Author: grahamc

flake.lock

@@ -2,23 +2,20 @@
   description = "GitHub Actions-powered Nix binary cache";
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1.533189.tar.gz";
 
     rust-overlay = {
       url = "github:oxalica/rust-overlay";
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
     crane = {
-      url = "github:ipetkov/crane";
+      url = "https://flakehub.com/f/ipetkov/crane/0.14.1.tar.gz";
       inputs.nixpkgs.follows = "nixpkgs";
       inputs.flake-compat.follows = "flake-compat";
     };
 
-    flake-compat = {
-      url = "github:edolstra/flake-compat";
-      flake = false;
-    };
+    flake-compat.url = "https://flakehub.com/f/edolstra/flake-compat/1.0.1.tar.gz";
   };
 
   outputs = { self, nixpkgs, ... }@inputs:

flake.nix

@@ -1,17 +1,10 @@
-let
-  lock = builtins.fromJSON (builtins.readFile ./flake.lock);
-
-  flake-compat = builtins.fetchTarball {
-    url = "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
-    sha256 = lock.nodes.flake-compat.locked.narHash;
-  };
-
-  flake = import flake-compat {
-    src = ./.;
-  };
-
-  shell = flake.shellNix.default // {
-    reproduce = flake.defaultNix.outputs.reproduce.${builtins.currentSystem};
-  };
-in
-shell
+(import
+  (
+    let lock = builtins.fromJSON (builtins.readFile ./flake.lock); in
+    fetchTarball {
+      url = lock.nodes.flake-compat.locked.url or "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
+      sha256 = lock.nodes.flake-compat.locked.narHash;
+    }
+  )
+  { src = ./.; }
+).shellNix