mitigations: pin mopidy

pinned to some random version from several months ago because of bug
that causes playback freezing

flake.lock

@@ -1179,6 +1179,22 @@
         "url": "https://github.com/NixOS/nixpkgs/archive/072a6db25e947df2f31aab9eccd0ab75d5b2da11.tar.gz"
       }
     },
+    "nixpkgs-mopidy": {
+      "locked": {
+        "lastModified": 1734856068,
+        "narHash": "sha256-Q+CB1ajsJg4Z9HGHTBAGY1q18KpnnkmF/eCTLUY6FQ0=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "93ff48c9be84a76319dac293733df09bbbe3f25c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "93ff48c9be84a76319dac293733df09bbbe3f25c",
+        "type": "github"
+      }
+    },
     "nixpkgs-nix-du": {
       "locked": {
         "lastModified": 1722785290,
@@ -1335,6 +1351,7 @@
         "nix-wsl": "nix-wsl",
         "nixfiles-assets": "nixfiles-assets",
         "nixpkgs": "nixpkgs_2",
+        "nixpkgs-mopidy": "nixpkgs-mopidy",
         "nixpkgs-nix-du": "nixpkgs-nix-du",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "rust-overlay": "rust-overlay_2",

flake.nix

@@ -9,6 +9,7 @@
     nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
 
     nixpkgs-nix-du.url = "github:NixOS/nixpkgs/c933cf4698e5189b35dd83bf4d7a81aef16d464a";
+    nixpkgs-mopidy.url = "github:NixOS/nixpkgs/93ff48c9be84a76319dac293733df09bbbe3f25c";
 
     # this seems to be a popular way to declare systems
     systems.url = "github:nix-systems/default";

overlays/mitigations.nix

@@ -12,7 +12,7 @@
     pkgsStable = import nixfiles.inputs.nixpkgs.outPath {inherit (prev) system;};
     updateTime = nixfiles.inputs.nixpkgs-unstable.lastModified;
 
-    inherit (final) lib callPackage fetchFromGitHub;
+    inherit (final) callPackage fetchFromGitHub;
     inherit
       (lib)
       recurseIntoAttrs
@@ -55,7 +55,8 @@
       prev.gimp-with-plugins.override {inherit plugins;};
     # this also causes an infinite recursion and i have no idea why
     # in nixfiles.inputs.nixpkgs.lib.filterAttrs (k: v: v != null) {
-  in {
+  in
+    {
       nix-du = let
         old = prev.nix-du;
         new = (pkgsFromInput "nixpkgs-nix-du").nix-du;
@@ -83,7 +84,42 @@
         inherit (prev) redlib;
       in
         pickNewer redlib-new redlib;
-  };
+    }
+    // (
+      lib.genAttrs [
+        "mopidyPackages"
+        "mopidy"
+        "mopidy-bandcamp"
+        "mopidy-iris"
+        "mopidy-jellyfin"
+        "mopidy-local"
+        "mopidy-moped"
+        "mopidy-mopify"
+        "mopidy-mpd"
+        "mopidy-mpris"
+        "mopidy-muse"
+        "mopidy-musicbox-webclient"
+        "mopidy-notify"
+        "mopidy-podcast"
+        "mopidy-scrobbler"
+        "mopidy-somafm"
+        "mopidy-soundcloud"
+        "mopidy-spotify"
+        "mopidy-subidy"
+        "mopidy-tidal"
+        "mopidy-tunein"
+        "mopidy-youtube"
+        "mopidy-ytmusic"
+      ] (name: let
+        pkgs-mopidy = (import inputs.nixpkgs-mopidy) {};
+        unstable = prev."${name}";
+        stable = pkgs-mopidy."${name}";
+        now = 1740786429;
+      in
+        # pin for at least 90 days because who knows when this will be fixed
+        # https://github.com/mopidy/mopidy/issues/2183
+        hold now 90 stable unstable)
+    );
 in {
   config.flake.overlays.mitigations = overlay;
 }