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Pull Request Overview

This PR upgrades the project's build tooling from PDM to uv and updates Python from 3.10 to 3.14. The changes include replacing the lock file, updating CI/CD workflows, fixing documentation links, and updating MkDocs configuration for emoji extensions.

• Migration from PDM to uv for dependency management
• Python version upgrade from 3.10 to 3.14
• Documentation link format corrections (from trailing / to .md extensions)
• MkDocs emoji extension path updates and new validation settings

Reviewed Changes

Copilot reviewed 12 out of 14 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
pyproject.toml	Updated Python version requirement to >=3.14 and removed PDM-specific configuration
uv.lock	New lock file replacing pdm.lock with dependencies for Python 3.14
src/how-to/domains/custom-domains.md	Fixed documentation link format from / to .md
src/how-to/apps/destroy-app.md	Fixed documentation link format from / to .md
src/how-to/apps/config-variables.md	Fixed documentation link format from / to .md
src/how-to/apps/apppack_toml.md	Fixed documentation link format and removed trailing blank lines
src/how-to/add-ons/using-redis.md	Fixed documentation link format from / to .md
src/how-to/add-ons/using-databases.md	Fixed documentation link format from / to .md
mkdocs.yml	Updated emoji extension paths and added link validation configuration
README.md	Updated documentation for uv tooling and Python 3.14
Makefile	Replaced pdm commands with uv commands and added new targets
.tool-versions	New file specifying Python 3.14
.github/workflows/ci_cd.yml	Updated CI/CD workflow to use uv and newer GitHub Actions versions

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