diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 008b1b0..62df344 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,7 +1,8 @@
 on:
   push:
     branches:
-      - "**"
+      - main
+  pull_request:
 
 jobs:
   build:
@@ -15,16 +16,10 @@ jobs:
       - name: Checkout assets
         run: git -c submodule."assets".update=checkout submodule update --init assets
 
-      - name: Install pnpm
-        uses: pnpm/action-setup@v4
+      - name: Setup Mise
+        uses: immich-app/devtools/actions/use-mise@cd24790a7f5f6439ac32cc94f5523cb2de8bfa8c # use-mise-action-v1.1.0
         with:
-          run_install: false
-
-      - name: Install Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version: 22
-          cache: "pnpm"
+          github-token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Install dependencies
         run: pnpm install
diff --git a/.github/workflows/git-town.yml b/.github/workflows/git-town.yml
new file mode 100644
index 0000000..060fe10
--- /dev/null
+++ b/.github/workflows/git-town.yml
@@ -0,0 +1,19 @@
+name: Git Town
+
+on:
+  pull_request:
+
+jobs:
+  git-town:
+    name: Display the branch stack
+    runs-on: ubuntu-slim
+
+    if: ${{ !startsWith(github.head_ref, 'release-please--') }}
+
+    permissions:
+      contents: read
+      pull-requests: write
+
+    steps:
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+      - uses: stoatchat/action-git-town@4bc5c942e4603bffa0806b51d5fe5f0bc5deb0ac
diff --git a/default.nix b/default.nix
index f343ef1..96d7802 100644
--- a/default.nix
+++ b/default.nix
@@ -1,16 +1,13 @@
-{
-  pkgs ? import <nixpkgs> { },
+{ pkgs ? import (fetchTarball {
+    url = "https://github.com/NixOS/nixpkgs/archive/77ef7a29d276c6d8303aece3444d61118ef71ac2.tar.gz";
+    sha256 = "0pm4l48jq8plzrrrisimahxqlcpx7qqq9c99hylmf7p3zlc3phsy";
+  }) {},
 }:
 
 pkgs.mkShell rec {
-  buildInputs = [
+  buildInputs = with pkgs; [
     # Tools
-    pkgs.git
-    pkgs.gh
-
-    # Node
-    pkgs.nodejs
-    pkgs.nodejs.pkgs.pnpm
+    pkgs.mise
 
     # Electron
     (pkgs.writeShellScriptBin "electron-nix" ''
@@ -29,5 +26,15 @@ pkgs.mkShell rec {
     pkgs.flatpak-builder
     pkgs.elfutils
     # flatpak remote-add --if-not-exists --user flathub https://dl.flathub.org/repo/flathub.flatpakrepo
+    
+    (writeShellScriptBin "fish" ''
+      exec ${pkgs.fish}/bin/fish -C 'mise activate fish | source' "$@"
+    '')
   ];
+
+  shellHook = ''
+    export ELECTRON_OVERRIDE_DIST_PATH="${pkgs.electron}/bin"
+    export MISE_NODE_COMPILE=false
+    eval "$(mise activate bash)"
+  '';
 }
diff --git a/mise.toml b/mise.toml
new file mode 100644
index 0000000..6753e20
--- /dev/null
+++ b/mise.toml
@@ -0,0 +1,5 @@
+[tools]
+node = "25.4.0"
+pnpm = "10.28.1"
+gh = "2.25.0"
+"github:git-town/git-town" = "22.4.0"
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index 9db349e..4aeb724 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -1,7 +1,9 @@
 nodeLinker: hoisted
 
 onlyBuiltDependencies:
+  - bufferutil
   - electron
   - electron-winstaller
   - esbuild
   - register-scheme
+  - utf-8-validate