nix: Add shell.nix and flake (devShells only for now)

Signed-off-by: Christoph Heiss <christoph@c8h4.io>

.gitattributes

@@ -0,0 +1 @@
+*.lock     binary

.gitignore

@@ -1,3 +1,4 @@
 public/
 resources/
 *.lock
+!flake.lock

flake.lock

@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1681346444,
+        "narHash": "sha256-JdT9kZ8iZD+Sc/y94jq4LjUw68gYJWXLzXXAgSt/iYs=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "1e0075620628ee4b367f9a2aae4ec14dcf304f69",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "1e0075620628ee4b367f9a2aae4ec14dcf304f69",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,14 @@
+{
+  description = "c8h4.io website";
+
+  inputs = {
+    nixpkgs.url =
+      "github:NixOS/nixpkgs/1e0075620628ee4b367f9a2aae4ec14dcf304f69"; # 13-04-2023
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { nixpkgs, flake-utils, ... }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let pkgs = import nixpkgs { inherit system; };
+      in { devShells.default = import ./shell.nix { inherit pkgs; }; });
+}

shell.nix

@@ -0,0 +1,21 @@
+{ pkgs ? import (fetchGit {
+  name = "nixos-unstable";
+  url = "https://github.com/NixOS/nixpkgs";
+  ref = "refs/heads/master";
+  rev = "1e0075620628ee4b367f9a2aae4ec14dcf304f69"; # 13-04-2023
+}) { } }:
+
+pkgs.mkShell {
+  # Fix annoying "sh: warning: setlocale: LC_ALL: cannot change locale" warning
+  # https://stackoverflow.com/a/63123144
+  # https://gist.github.com/peti/2c818d6cb49b0b0f2fd7c300f8386bc3
+  # TODO: Fix this for `nix develop` too, this seems to only work for `nix-shell`
+  LOCALE_ARCHIVE_2_27 = "${pkgs.glibcLocales}/lib/locale/locale-archive";
+
+  nativeBuildInputs = with pkgs; [
+    deadnix
+    nixfmt
+    nodePackages.prettier
+    statix
+  ];
+}