Add devenv

.envrc

@@ -0,0 +1 @@
+use devenv

.github/workflows/README.md

@@ -6,8 +6,7 @@
   - Build and test Haskell code
 - [Draft](draft.yml)
   - Create a GH draft release with a static binary
-- [Release](release.yml)
-  - Upload the package and docs to Hackage (release candidate)
+
 
 ## Events
 

.gitignore

@@ -17,4 +17,6 @@ cabal.config
 *.hp
 .stack-work/
 .env
+.direnv/
+.devenv/
 dist-newstyle/

README.md

@@ -27,6 +27,31 @@ also install the library and executable by invoking `stack install dotenv` or
 you can download the dotenv binaries from our
 [releases](https://github.com/stackbuilders/dotenv-hs/releases) page.
 
+## Development with devenv
+
+This project includes a [devenv](https://devenv.sh/) setup for reproducible
+local development.
+
+1. Install Nix and devenv.
+2. From the project root, run:
+
+```shell
+direnv allow
+```
+
+Or, if you are not using direnv:
+
+```shell
+devenv shell
+```
+
+Inside the shell you can use the normal project commands, for example:
+
+```shell
+cabal build
+cabal test
+```
+
 ## Usage
 
 Set configuration variables in a file following the format below:

devenv.lock

@@ -0,0 +1,65 @@
+{
+  "nodes": {
+    "devenv": {
+      "locked": {
+        "dir": "src/modules",
+        "lastModified": 1785352168,
+        "narHash": "sha256-m/9I5Ai3+wbJuKXtwwaFLG+4Db7Pg2EUYP3ZGLsA7xU=",
+        "owner": "cachix",
+        "repo": "devenv",
+        "rev": "bf3fde552a27d5e41c52c0fcfbf258e396c995bb",
+        "type": "github"
+      },
+      "original": {
+        "dir": "src/modules",
+        "owner": "cachix",
+        "repo": "devenv",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "inputs": {
+        "nixpkgs-src": "nixpkgs-src"
+      },
+      "locked": {
+        "lastModified": 1785104946,
+        "narHash": "sha256-VLSslwCjlsICjyaUfrS7lGMypmO03fzmDAqhD85Ae84=",
+        "owner": "cachix",
+        "repo": "devenv-nixpkgs",
+        "rev": "c946ff36bf193309589932c371bd5ae6653c912e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "ref": "rolling",
+        "repo": "devenv-nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1784783405,
+        "narHash": "sha256-4IHyyLgLBdKefkljdKod4IMn023pQiDXAWJA187cmdY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "7525d999cd850b9a488817abc89c75dc733acf17",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "devenv": "devenv",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

devenv.nix

@@ -0,0 +1,21 @@
+{ pkgs, ... }:
+
+{
+  # https://devenv.sh/reference/options/
+  packages = with pkgs; [
+    cabal-install
+    ghc
+    haskell-language-server
+    hlint
+    ormolu
+    stack
+    zlib
+  ];
+
+  enterShell = ''
+    echo "dotenv-hs dev environment loaded"
+    echo "Try: cabal build && cabal test"
+  '';
+
+  languages.haskell.enable = true;
+}

dotenv.cabal

@@ -1,5 +1,5 @@
 name:                dotenv
-version:             0.0.0.0
+version:             0.12.0.0
 synopsis:            Loads environment variables from dotenv files
 homepage:            https://github.com/stackbuilders/dotenv-hs
 description: