diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
index 6792748..55d95cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,5 @@
 /.psc*
 /.purs*
 /.psa*
-/.vscode/
\ No newline at end of file
+/.vscode/
+.direnv
diff --git a/README.md b/README.md
index cea742d..78c0e0e 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,11 @@
 # react-basic-emotion
 
 [Emotion](https://emotion.sh/) support for [react-basic](https://github.com/lumihq/purescript-react-basic)!
+
+[![Build Status](https://github.com/lumihq/purescript-react-basic-emotion/actions/workflows/ci.yml/badge.svg)](https://github.com/lumihq/purescript-react-basic-emotion/actions/workflows/ci.yml)
+<a href="https://pursuit.purescript.org/packages/purescript-react-basic-emotion">
+  <img src="https://pursuit.purescript.org/packages/purescript-react-basic-emotion/badge"
+       alt="Fixed Precision on Pursuit">
+  </img>
+</a>
+
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..c499e29
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,43 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1653893745,
+        "narHash": "sha256-0jntwV3Z8//YwuOjzhV2sgJJPt+HY6KhU7VZUL0fKZQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "1ed9fb1935d260de5fe1c2f7ee0ebaae17ed2fa1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1654007547,
+        "narHash": "sha256-G812EeXZeGeGjkAvbTleGwcKFCGxdLOQb9aViOWASPc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "5643714dea562f0161529ab23058562afeff46d0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..ca752d9
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,34 @@
+{
+  description = "Provide an environment for working in this repo";
+
+  # to handle mac and linux
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+
+  # we want to use a consistent nixpkgs across developers.
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+  outputs = all@{ self, nixpkgs, flake-utils, ... }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+        };
+        packages =
+          let
+            # everything we want available in our development environment that isn't managed by
+            # npm, spago
+            # we do not differentiate between libraries needed for building and tools at the moment.
+            sharedPackages = with pkgs; [
+              nodejs-16_x
+            ];
+          in
+            sharedPackages;
+      in {
+        # produce our actual shell
+        devShell = pkgs.mkShell rec {
+          # make our packages available
+          buildInputs = packages;
+        };
+      }
+    );
+}
diff --git a/package.json b/package.json
index d2a405c..a89a8c8 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,7 @@
   },
   "devDependencies": {
     "bower": "^1.8.12",
+    "npm-check-updates": "^13.0.3",
     "npm-run-all": "^4.1.5",
     "pulp": "^15.0.0",
     "purescript": "^0.14.0",
diff --git a/tools/publish-shell.nix b/tools/publish-shell.nix
new file mode 100644
index 0000000..38ec253
--- /dev/null
+++ b/tools/publish-shell.nix
@@ -0,0 +1,32 @@
+# Universal shell for PureScript repos
+{ pkgs ? import (builtins.fetchGit {
+  # https://github.com/NixOS/nixpkgs/releases/tag/21.11
+  url = "https://github.com/nixos/nixpkgs/";
+  ref = "refs/tags/21.11";
+  rev = "a7ecde854aee5c4c7cd6177f54a99d2c1ff28a31";
+  }) {}
+}:
+let
+  easy-ps-src = builtins.fetchGit {
+    url = "https://github.com/justinwoo/easy-purescript-nix.git";
+    ref = "master";
+    rev = "0ad5775c1e80cdd952527db2da969982e39ff592";
+  };
+  easy-ps = import easy-ps-src { inherit pkgs; };
+in
+pkgs.mkShell {
+  nativeBuildInputs = [
+    easy-ps.purs-0_15_0
+    easy-ps.spago
+    easy-ps.pulp-16_0_0-0
+    easy-ps.psc-package
+    easy-ps.purs-tidy
+    pkgs.nodejs-16_x
+    pkgs.nodePackages.bower
+  ];
+  LC_ALL = "C.UTF-8"; # https://github.com/purescript/spago/issues/507
+  # https://github.com/purescript/spago#install-autocompletions-for-bash
+  shellHook = ''
+    source <(spago --bash-completion-script `which spago`)
+  '';
+}