v1.0.3

Added

• Added CHANGELOG.md to maintain a structured release history following
  Keep a Changelog conventions.
• Added CONTRIBUTING.md with development requirements, contribution workflow,
  testing guidelines, RPM validation, commit conventions, and security guidance.
• Added SECURITY.md documenting supported versions, private vulnerability
  reporting, MOK private-key handling, privileged operations, and the project
  security model.
• Added GitHub Issue Forms for bug reports and feature requests.
• Added GitHub issue configuration with dedicated links for private security
  reports and upstream v4l2loopback issues.
• Added a Pull Request template with testing, packaging, documentation, and
  security checklists.
• Added a GitHub Actions ShellCheck workflow for Bash syntax validation and
  static analysis.
• Added a GitHub Actions RPM build workflow to validate the SPEC, build SRPM
  and binary RPM packages, rebuild from the generated SRPM, and inspect the
  resulting package.
• Added RPM artifact validation for the installed manager path and packaged
  documentation.
• Added release-preparation tooling for synchronizing release information
  between CHANGELOG.md and v4l2loopback.spec.
• Added automatic GitHub Release support based on version tags and
  CHANGELOG.md release entries.
• Added example.work-flow.md as a example of a Work-Flow for future use.

Changed

• Expanded README.md into the main project landing page with installation,
  architecture, Secure Boot, kernel-selection, rebuild, systemd, verification,
  removal, and project-scope documentation.
• Added project flow diagrams describing the module build, signing, rebuild,
  systemd, and responsibility-boundary workflows.
• Improved project documentation navigation with tables of contents and
  cross-document references.
• Extended ShellCheck coverage to include project maintenance and release
  scripts.
• Extended RPM CI triggers to include SPEC, changelog, release tooling, and
  workflow changes.
• Improved RPM CI validation to verify package metadata, expected files,
  generated SRPMs, binary RPMs, and SRPM rebuildability.
• Standardized release preparation around CHANGELOG.md as the primary
  human-maintained source of release changes.
• Prepared the project for automated GitHub Release and COPR release workflows.