update flake + migrate to librewolf

flake.lock

@@ -57,11 +57,11 @@
     },
     "master": {
       "locked": {
-        "lastModified": 1721500924,
-        "narHash": "sha256-W/d/Sqv3gNYckzywW72Do0BIp9q2dM0AKgyIMfk89Ho=",
+        "lastModified": 1722014964,
+        "narHash": "sha256-il/dQA6JIUlh/KYuD5dA9G6ShAzOF6k932jHO287nmA=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "603ea74efcea630592dbd56497533f74ce661dd5",
+        "rev": "e97c8b67e3acca3133cce767c36a795dbfda3a99",
         "type": "github"
       },
       "original": {
@@ -78,11 +78,11 @@
         "umu": "umu"
       },
       "locked": {
-        "lastModified": 1721478318,
-        "narHash": "sha256-kguFwlHcs7hr8fgThS6xkKuOySUKODfp1D0nJKtSrKY=",
+        "lastModified": 1721956892,
+        "narHash": "sha256-bjVE3UcI00MG/APNJVuxJanvWOt2Ya8UlwsJ5Fi4SfI=",
         "owner": "fufexan",
         "repo": "nix-gaming",
-        "rev": "9d4bca9cd02d6e241d520431fea22406fed10848",
+        "rev": "408ece610424a74fca88fd0f11711345f75e314a",
         "type": "github"
       },
       "original": {
@@ -93,11 +93,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1721303309,
-        "narHash": "sha256-/+Yw4tW/mcTRKmkEAO64ObzCQClpSUZpk2flUD9GDHE=",
+        "lastModified": 1721466660,
+        "narHash": "sha256-pFSxgSZqZ3h+5Du0KvEL1ccDZBwu4zvOil1zzrPNb3c=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "7e2fb8e0eb807e139d42b05bf8e28da122396bed",
+        "rev": "6e14bbce7bea6c4efd7adfa88a40dac750d80100",
         "type": "github"
       },
       "original": {
@@ -121,11 +121,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1720915306,
-        "narHash": "sha256-6vuViC56+KSr+945bCV8akHK+7J5k6n/epYg/W3I5eQ=",
+        "lastModified": 1721524707,
+        "narHash": "sha256-5NctRsoE54N86nWd0psae70YSLfrOek3Kv1e8KoXe/0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "74348da2f3a312ee25cea09b98cdba4cb9fa5d5d",
+        "rev": "556533a23879fc7e5f98dd2e0b31a6911a213171",
         "type": "github"
       },
       "original": {
@@ -137,11 +137,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1721409541,
-        "narHash": "sha256-b6PLr0Ty7JPDBtJtjnYzlBf02bbH9alWMAgispMkTwk=",
+        "lastModified": 1721949857,
+        "narHash": "sha256-DID446r8KsmJhbCzx4el8d9SnPiE8qa6+eEQOJ40vR0=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "0c53b6b8c2a3e46c68e04417e247bba660689c9d",
+        "rev": "a1cc729dcbc31d9b0d11d86dc7436163548a9665",
         "type": "github"
       },
       "original": {
@@ -170,11 +170,11 @@
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1720926522,
-        "narHash": "sha256-eTpnrT6yu1vp8C0B5fxHXhgKxHoYMoYTEikQx///jxY=",
+        "lastModified": 1721688883,
+        "narHash": "sha256-9jsjsRKtJRqNSTXKj9zuDFRf2PGix30nMx9VKyPgD2U=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "0703ba03fd9c1665f8ab68cc3487302475164617",
+        "rev": "aff2f88277dabe695de4773682842c34a0b7fd54",
         "type": "github"
       },
       "original": {
@@ -192,11 +192,11 @@
       },
       "locked": {
         "dir": "packaging/nix",
-        "lastModified": 1721334103,
-        "narHash": "sha256-WRfHP1Ud5koDOctnbCEitT3aC5P+dxBioXAPvqLofP0=",
+        "lastModified": 1721455769,
+        "narHash": "sha256-u95jjeLWk1S65fxIP+Y0iFR0WYVYwfg+PZNr6ZECiS8=",
         "ref": "refs/heads/main",
-        "rev": "845da38a0088a2c6325be9fa4fb9ab542db3887f",
-        "revCount": 677,
+        "rev": "abbdeed18f1dc6b51a636e544e697a88d21a0ad5",
+        "revCount": 678,
         "submodules": true,
         "type": "git",
         "url": "https://github.com/Open-Wine-Components/umu-launcher/?dir=packaging/nix"
@@ -210,11 +210,11 @@
     },
     "unstable": {
       "locked": {
-        "lastModified": 1721379653,
-        "narHash": "sha256-8MUgifkJ7lkZs3u99UDZMB4kbOxvMEXQZ31FO3SopZ0=",
+        "lastModified": 1721924956,
+        "narHash": "sha256-Sb1jlyRO+N8jBXEX9Pg9Z1Qb8Bw9QyOgLDNMEpmjZ2M=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "1d9c2c9b3e71b9ee663d11c5d298727dace8d374",
+        "rev": "5ad6a14c6bf098e98800b091668718c336effc95",
         "type": "github"
       },
       "original": {