Added installer script for Inno Setup.

.gitignore

@@ -3,3 +3,4 @@ obj
 .idea
 .vs
 *.user
+*.exe

Installer/MietRechner.iss

@@ -0,0 +1,26 @@
+[Setup]
+AppName=MietRechner
+AppVersion=2.0
+WizardStyle=modern
+DefaultDirName={autopf}\MietRechner
+DefaultGroupName=MietRechner
+UninstallDisplayIcon={app}\ucalc.exe
+Compression=lzma2
+SolidCompression=yes
+OutputDir=.
+OutputBaseFilename=MietRechner Setup
+ArchitecturesAllowed=x64
+ArchitecturesInstallIn64BitMode=x64
+
+[Languages]
+Name: "de"; MessagesFile: "compiler:Languages\German.isl"
+
+[Tasks]
+Name: "desktopicon"; Description: "{cm:CreateDesktopIcon}"; GroupDescription: "{cm:AdditionalIcons}"
+
+[Files]
+Source: "../ucalc/bin/Release/netcoreapp3.1/win-x64/publish/**"; DestDir: "{app}"; Flags: recursesubdirs
+
+[Icons]
+Name: "{group}\MietRechner"; Filename: "{app}\ucalc.exe"
+Name: "{commondesktop}\MietRechner"; Filename: "{app}\ucalc.exe"; IconFilename: "{app}\ucalc.exe"; Tasks: desktopicon