Fix Mermaid diagram syntax for GitHub rendering

Enhance DynamoDB patterns documentation: add new tricks for sorting and querying, including prefix trick and numeric difference trick, and expand on sparse indexes and reference counts

Refactor AWS DynamoDB SKILL.md: Enhance quick reference section with additional insights and anti-patterns

Fix punctuation in README.md and remove redundant hyphen in prerequisites section

Enhance Lambda patterns and monitoring documentation: clarify cold start impacts of layers, update billing implications, and refine rationalizations for layer usage

Refactor marketplace.json: consolidate plugin definitions and update descriptions for clarity

Enhance AWS DynamoDB SKILL.md with additional best practices and schema migration strategies

Clarify anti-patterns in DynamoDB documentation regarding sort key usage to improve understanding of query constraints

Enhance documentation with version matrices for DynamoDB, Serverless, and Terraform AWS; clarify environment name formatting in CI/CD patterns

Update Lambda patterns and CI/CD documentation for clarity and accuracy; remove misconceptions and improve guidance on concurrency and resource management

Refactor CI/CD patterns: remove Trivy action and update Checkov usage for improved IaC scanning

Update documentation for DynamoDB patterns, Terraform AWS best practices, and CI/CD patterns; enhance security guidelines and add new scanning tools

Update marketplace.json to correct plugin source paths and adjust pluginRoot

Adding tests

Initial commit