Wartung: TreatWarningsAsErrors, CLAUDE.md, CodeQL, Dependabot

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: stho32

.github/dependabot.yml

@@ -0,0 +1,11 @@
+version: 2
+updates:
+  - package-ecosystem: "nuget"
+    directory: "/Source/spamfilter"
+    schedule:
+      interval: "weekly"
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/codeql.yml

@@ -0,0 +1,46 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+  schedule:
+    - cron: '0 6 * * 1'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'csharp' ]
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '10.0.x'
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: ${{ matrix.language }}
+        queries: security-extended
+
+    - name: Build
+      run: dotnet build Source/spamfilter/spamfilter.sln --configuration Release
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3
+      with:
+        category: "/language:${{ matrix.language }}"

CLAUDE.md

@@ -0,0 +1,47 @@
+# CLAUDE.md
+
+## Projektbeschreibung
+
+Externer IMAP-basierter Spam-Filter mit konfigurierbarer Rule-Engine.
+Verbindet sich per IMAP mit einem Mailserver und wendet benutzerdefinierte Regeln an,
+um E-Mails automatisch in Ordner zu verschieben oder zu loeschen.
+
+## TechStack
+
+- .NET 10.0 (C#)
+- Architektur-Vorlage: dotnet-cli-tool
+- MailKit fuer IMAP-Zugriff
+- xUnit + AltCover fuer Tests und Coverage
+
+## Projektstruktur
+
+```
+Source/spamfilter/
+  spamfilter.console/       # CLI-Einstiegspunkt
+  spamfilter.BL/             # Business Logic (Rules, Actions)
+  spamfilter.Infrastructure/ # IMAP-Anbindung, Konfiguration
+  spamfilter.Interfaces/     # Interfaces und Entities
+  spamfilter.BL.Tests/       # Unit-Tests
+```
+
+## Build und Test
+
+```bash
+# Build
+cd Source/spamfilter
+dotnet build
+
+# Tests ausfuehren
+cd Source/spamfilter
+dotnet test
+
+# Tests mit Coverage
+./update-coverage.sh
+```
+
+## Konventionen
+
+- TreatWarningsAsErrors ist in allen Projekten aktiviert
+- Nullable Reference Types sind aktiviert
+- NuGet-Warnungen NU1902/NU1903 sind per NoWarn unterdrueckt (vorbestehende Abhaengigkeiten)
+- Code folgt C#-Standardkonventionen (PascalCase fuer Typen/Methoden, _camelCase fuer private Felder)

Source/spamfilter/spamfilter.BL.Tests/spamfilter.BL.Tests.csproj

@@ -4,6 +4,8 @@
         <TargetFramework>net10.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
+        <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+        <NoWarn>NU1902;NU1903</NoWarn>
     </PropertyGroup>
 
     <ItemGroup>

Source/spamfilter/spamfilter.BL/Actions/MoveEmailToFolderActionFactory.cs

@@ -1,13 +1,10 @@
-using spamfilter.Interfaces;
 using spamfilter.Interfaces.Actions;
 using spamfilter.Interfaces.Entities;
-using spamfilter.Interfaces.Repositories;
 
 namespace spamfilter.BL.Actions;
 
 public class MoveEmailToFolderActionFactory : IActionFactory
 {
-    private readonly IEmailRepository _emailRepository;
     private readonly string _targetFolder;
 
     public MoveEmailToFolderActionFactory(string targetFolder)

Source/spamfilter/spamfilter.BL/spamfilter.BL.csproj

@@ -4,6 +4,8 @@
         <TargetFramework>net10.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
+        <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+        <NoWarn>NU1902;NU1903</NoWarn>
     </PropertyGroup>
 
     <ItemGroup>

Source/spamfilter/spamfilter.Infrastructure/spamfilter.Infrastructure.csproj

@@ -4,6 +4,8 @@
         <TargetFramework>net10.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
+        <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+        <NoWarn>NU1902;NU1903</NoWarn>
     </PropertyGroup>
 
     <ItemGroup>

Source/spamfilter/spamfilter.Interfaces/spamfilter.Interfaces.csproj

@@ -4,6 +4,8 @@
         <TargetFramework>net10.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
+        <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+        <NoWarn>NU1902;NU1903</NoWarn>
     </PropertyGroup>
 
     <ItemGroup>

Source/spamfilter/spamfilter.console/spamfilter.console.csproj

@@ -5,6 +5,8 @@
         <TargetFramework>net10.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
+        <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+        <NoWarn>NU1902;NU1903</NoWarn>
     </PropertyGroup>
 
     <ItemGroup>