diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..4eae39b
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1747542820,
+        "narHash": "sha256-GaOZntlJ6gPPbbkTLjbd8BMWaDYafhuuYRNrxCGnPJw=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "292fa7d4f6519c074f0a50394dbbe69859bb6043",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..adf2c92
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,39 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+  };
+
+  outputs =
+    { self, nixpkgs }:
+    let
+      pkgs = nixpkgs.legacyPackages.x86_64-linux;
+    in
+    with pkgs;
+    {
+      devShells.x86_64-linux.default = mkShell {
+        buildInputs = with python312Packages; [
+          hy
+          (buildPythonPackage rec {
+            pname = "hyrule";
+            version = "1.0.0";
+
+            src = fetchPypi {
+              inherit pname version;
+              hash = "sha256-SZyFjXNs6thVWhKbajYelY0DoRYqrcCQcdKMNC5t6Og=";
+            };
+
+            propagatedBuildInputs = [
+              pip
+              wheel
+              hy
+            ];
+          })
+          bleach
+          pyaml
+          requests
+          requests_toolbelt
+          validators
+        ];
+      };
+    };
+}
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..979b2c7
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,7 @@
+hy>=1
+hyrule>=1
+bleach>=6.2.0
+pyaml>=25.1.0
+requests>=2.32.3
+requests-toolbelt>=1
+validators>=0.34.0
diff --git a/srv/content/file_io.hy b/srv/content/file_io.hy
index d11f4ca..e1a31fd 100644
--- a/srv/content/file_io.hy
+++ b/srv/content/file_io.hy
@@ -6,27 +6,27 @@
 
 (setv (get hy-env "PATH") (+ (get hy-env "PATH") ":./www/site/scripts"))
 
-(defn execute-bash [data] 
-  (sub r"\$\[(.*?)\]" (fn [sequence] 
-    (. (check-output (.group sequence 1) :shell True :executable "/bin/bash" :env hy-env) (decode) (strip))) 
+(defn execute-bash [data]
+  (sub r"\$\[(.*?)\]" (fn [sequence]
+    (. (check-output (.group sequence 1) :shell True :executable "bash" :env hy-env) (decode) (strip)))
     data))
 
 (defn parse-html-file [path #** kwargs]
   (with [f (open path "r")]
     (setv data (.read f)))
-  
+
   (for [[k v] (.items kwargs)]
     (setv data (.replace data f"{"{"}{k}{"}"}" (str v))))
-  
+
   (execute-bash data))
 
 (defn send-raw-file [path]
   (setv [mime-type _] (guess-type path))
-  
+
   (when (not mime-type)
     (setv mime-type "text/plain"))
-  
+
   (with [f (open path "rb")]
     (setv data (.read f)))
-  
+
   (return #({"Content-Type" mime-type "Cache-Control" "max-age=300, stale-while-revalidate=3600"} data)))
diff --git a/www/build.sh b/www/build.sh
index 2f221d5..915f0f1 100755
--- a/www/build.sh
+++ b/www/build.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 mkdir data
 (cd src; hy build.hy)
 rm -rf site/html
diff --git a/www/src/scripts/execute-bash b/www/src/scripts/execute-bash
index 446b3e7..c06484f 100755
--- a/www/src/scripts/execute-bash
+++ b/www/src/scripts/execute-bash
@@ -8,4 +8,4 @@
 (setv env hy-env)
 (setv (get env "PATH") (+ (get hy-env "PATH") ":./scripts"))
 
-(print (sub r"\$\[(.*?)\]" (fn [sequence] (. (check-output (.group sequence 1) :shell True :executable "/bin/bash" :env env) (decode) (strip))) (with [fp (open (get argv 1) "r")] (.read fp))))
+(print (sub r"\$\[(.*?)\]" (fn [sequence] (. (check-output (.group sequence 1) :shell True :executable "bash" :env env) (decode) (strip))) (with [fp (open (get argv 1) "r")] (.read fp))))
diff --git a/www/src/scripts/img-caption b/www/src/scripts/img-caption
index 08d6ab3..7e24fa2 100755
--- a/www/src/scripts/img-caption
+++ b/www/src/scripts/img-caption
@@ -1,4 +1,4 @@
-#!/bin/bash 
+#!/usr/bin/env bash
 
 path=$1
 caption=$2
diff --git a/www/src/scripts/syntax-hl b/www/src/scripts/syntax-hl
index 061056d..2e146b5 100755
--- a/www/src/scripts/syntax-hl
+++ b/www/src/scripts/syntax-hl
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 tmpfile=$(mktemp)
 
 timeout 0.6s nvim "$1" -c "set nonu | set nornu" -c "autocmd LspAttach * execute 'TOhtml | w! ${tmpfile} | qa!'" >/dev/null || nvim "$1" -c "set nonu | set nornu" -c "TOhtml | w! ${tmpfile} | qa!" >/dev/null