docs: avoid link in headline

[vbreuss]

This PR removes a link from the main headline and relocates it to the description text to improve document formatting. Also the nuget package badge is moved to a separate line.

[Copilot]

Pull Request Overview

This PR improves the documentation structure by removing a link from the main headline and reorganizing the content for better clarity. The change separates the title, badge, and description into distinct sections.

• Converted the linked headline to a plain text title
• Moved the Nuget badge to a separate line
• Added a proper introduction sentence with the GitHub link

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[github-actions]

Test Results

   10 files  ±0     10 suites  ±0   15s ⏱️ +10s
  554 tests ±0    553 ✅ ±0  1 💤 ±0  0 ❌ ±0 
1 650 runs  ±0  1 649 ✅ ±0  1 💤 ±0  0 ❌ ±0 

Results for commit a5650c8. ± Comparison against base commit 13e45e2.

[github-actions]

🚀 Benchmark Results

Details

BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)

AMD EPYC 7763, 1 CPU, 4 logical and 2 physical cores

.NET SDK 9.0.305

[Host]     : .NET 8.0.20 (8.0.2025.41914), X64 RyuJIT AVX2

DefaultJob : .NET 8.0.20 (8.0.2025.41914), X64 RyuJIT AVX2

Method	Mean	Error	StdDev	Gen0	Allocated
Content_aweXpect	559.8 ns	5.69 ns	5.32 ns	0.0648	1096 B
SuccessStatusCode_aweXpect	298.4 ns	1.17 ns	1.04 ns	0.0515	864 B

[github-actions]

👽 Mutation Results

aweXpect.Web

Details

File	Score	Killed	Survived	Timeout	No Coverage	Ignored	Compile Errors	Total Detected	Total Undetected	Total Mutants

The final mutation score is NaN%

Coverage Thresholds: high:80 low:60 break:0

[github-actions]

This is addressed in release v1.6.0.