From 452cd75277496b7a0203d70064ce91253b4ea434 Mon Sep 17 00:00:00 2001
From: Kieran Klukas <me@dunkirk.sh>
Date: Tue, 5 May 2026 11:31:30 -0400
Subject: [PATCH] feat: add Nix flake for development environment (#2512)

---
 .envrc     |  1 +
 .gitignore |  3 +++
 flake.lock | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 flake.nix  | 44 +++++++++++++++++++++++++++++++++++++++
 4 files changed, 109 insertions(+)
 create mode 100644 .envrc
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000000000000000000000000000000000000..3550a30f2de389e537ee40ca5e64a77dc185c79b
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
index c0bed181bd8e809c3eb461b7b67778272f556911..4c48085beabf0bef48496b03d85693db2df0dd24 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,6 +42,9 @@ Thumbs.db
 .env
 .env.local
 
+# Nix/direnv
+.direnv/
+
 **/.crush/**
 
 /crush
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000000000000000000000000000000000000..88e712ffaf482c6780f1af1f0725831b64ea9cfd
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1775423009,
+        "narHash": "sha256-vPKLpjhIVWdDrfiUM8atW6YkIggCEKdSAlJPzzhkQlw=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "68d8aa3d661f0e6bd5862291b5bb263b2a6595c9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "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
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000000000000000000000000000000000000..c90594ded92d728dea77171a3f5d1b0ac2558c0e
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,44 @@
+{
+  description = "Crush development environment";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in {
+        devShells.default = pkgs.mkShell {
+          buildInputs = with pkgs; [
+            # Go toolchain
+            go_1_26
+
+            # Development tools
+            gopls # Go language server
+            golangci-lint # Linter
+            gofumpt # Formatter (stricter than gofmt)
+            go-task # Task runner
+            delve # Go debugger
+
+            # Additional tools
+            git # Version control
+            gh # GitHub CLI
+            svu # Semantic version utility
+            sqlc # SQL code generator
+          ];
+
+          shellHook = ''
+            # Set Go environment variables
+            export CGO_ENABLED=0
+          '';
+        };
+      }
+    );
+}