Add release build configuration and MSI installer

- Configure self-contained, single-file release build
- Add version and company metadata to project
- Fix Assembly.Location for single-file compatibility (use AppContext.BaseDirectory)
- Add Resources folder copy to publish output
- Create WiX installer project with Product.wxs
- Configure auto-start via HKCU Run registry key
- Add build-release.ps1 PowerShell script for automated builds
- MSI installer installs to %LOCALAPPDATA%\DangerousThings\NFC Actions
- Creates Start Menu shortcut
- Automatically starts application on user login

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Installer/Product.wxs

@@ -0,0 +1,101 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
+  <Product Id="*"
+           Name="NFC Actions"
+           Language="1033"
+           Version="1.0.0.0"
+           Manufacturer="Dangerous Things"
+           UpgradeCode="A1B2C3D4-E5F6-4A5B-8C9D-0E1F2A3B4C5D">
+
+    <Package InstallerVersion="200"
+             Compressed="yes"
+             InstallScope="perUser"
+             Description="NFC Actions - NFC card reader monitoring and automation"
+             Comments="Visit dangerousthings.com for more information" />
+
+    <MajorUpgrade DowngradeErrorMessage="A newer version of [ProductName] is already installed." />
+    <MediaTemplate EmbedCab="yes" />
+
+    <!-- Suppress ICE validation warnings for per-user installation -->
+    <Property Id="DISABLEADVTSHORTCUTS" Value="1" />
+    <Property Id="MSIINSTALLPERUSER" Value="1" />
+
+    <Icon Id="ProductIcon" SourceFile="..\NfcActions\Resources\icon.ico" />
+    <Property Id="ARPPRODUCTICON" Value="ProductIcon" />
+    <Property Id="ARPHELPLINK" Value="https://dangerousthings.com" />
+    <Property Id="ARPURLINFOABOUT" Value="https://dangerousthings.com" />
+
+    <Feature Id="ProductFeature" Title="NFC Actions" Level="1">
+      <ComponentGroupRef Id="ProductComponents" />
+      <ComponentRef Id="ApplicationShortcut" />
+      <ComponentRef Id="AutoStartRegistry" />
+    </Feature>
+
+    <Directory Id="TARGETDIR" Name="SourceDir">
+      <Directory Id="LocalAppDataFolder">
+        <Directory Id="CompanyFolder" Name="DangerousThings">
+          <Directory Id="INSTALLFOLDER" Name="NFC Actions" />
+        </Directory>
+      </Directory>
+
+      <Directory Id="ProgramMenuFolder">
+        <Directory Id="ApplicationProgramsFolder" Name="NFC Actions"/>
+      </Directory>
+    </Directory>
+
+    <DirectoryRef Id="ApplicationProgramsFolder">
+      <Component Id="ApplicationShortcut" Guid="B2C3D4E5-F6A7-4B6C-9D0E-1F2A3B4C5D6E">
+        <Shortcut Id="ApplicationStartMenuShortcut"
+                  Name="NFC Actions"
+                  Description="NFC card reader monitoring and automation"
+                  Target="[INSTALLFOLDER]NfcActions.exe"
+                  WorkingDirectory="INSTALLFOLDER"
+                  Icon="ProductIcon" />
+        <RemoveFolder Id="CleanUpShortCut" Directory="ApplicationProgramsFolder" On="uninstall"/>
+        <RegistryValue Root="HKCU"
+                       Key="Software\DangerousThings\NfcActions"
+                       Name="installed"
+                       Type="integer"
+                       Value="1"
+                       KeyPath="yes"/>
+      </Component>
+    </DirectoryRef>
+
+    <DirectoryRef Id="INSTALLFOLDER">
+      <Component Id="AutoStartRegistry" Guid="C3D4E5F6-A7B8-4C7D-0E1F-2A3B4C5D6E7F">
+        <RegistryValue Root="HKCU"
+                       Key="Software\Microsoft\Windows\CurrentVersion\Run"
+                       Name="NFC Actions"
+                       Type="string"
+                       Value="&quot;[INSTALLFOLDER]NfcActions.exe&quot;"
+                       KeyPath="yes"/>
+      </Component>
+    </DirectoryRef>
+
+    <ComponentGroup Id="ProductComponents" Directory="INSTALLFOLDER">
+      <Component Id="MainExecutable" Guid="D4E5F6A7-B8C9-4D8E-1F2A-3B4C5D6E7F8A">
+        <File Id="NfcActionsExe"
+              Source="..\NfcActions\bin\Release\net7.0-windows\win-x64\publish\NfcActions.exe" />
+        <RegistryValue Root="HKCU"
+                       Key="Software\DangerousThings\NfcActions"
+                       Name="MainExe"
+                       Type="integer"
+                       Value="1"
+                       KeyPath="yes"/>
+        <RemoveFolder Id="RemoveINSTALLFOLDER" Directory="INSTALLFOLDER" On="uninstall" />
+        <RemoveFolder Id="RemoveCompanyFolder" Directory="CompanyFolder" On="uninstall" />
+      </Component>
+
+      <Component Id="ResourcesFolder" Guid="E5F6A7B8-C9D0-4E9F-2A3B-4C5D6E7F8A9B">
+        <File Id="IconIco" Source="..\NfcActions\bin\Release\net7.0-windows\win-x64\publish\Resources\icon.ico" />
+        <RegistryValue Root="HKCU"
+                       Key="Software\DangerousThings\NfcActions"
+                       Name="Resources"
+                       Type="integer"
+                       Value="1"
+                       KeyPath="yes"/>
+      </Component>
+    </ComponentGroup>
+
+  </Product>
+</Wix>