* .github/workflows/windows.yml: Add support for Visual Studio 2022

This is available in github actions since some time now [1].

[1]: https://github.com/actions/virtual-environments/issues/3949

* README.md: Add VS 2022 [skip ci]

The version and the build engine version (aka MSBuild version) were
taken from [1].

[1]: https://github.com/actions/virtual-environments/blob/win22/20220116.1/images/win/Windows2022-Readme.md

* 🔨 add script to create xz archive

* 👷 add step for NVCC build #2676
* 🚨 fix warning (code taken from #2736)
* 👷 use version 2.2.0 of the CI image

* 🔥 consolidate documentation
* ♻ overwork std specializations
* 🚚 move images files to mkdocs
* ♻ fix URLs
* 🔧 tweak MkDocs configuration
* 🔧 add namespaces
* 📝 document deprecations
* 📝 document documentation generation
* 🚸 improve search
* 🚸 add examples
* 🚧 start adding documentation for macros
* 📝 add note for https://github.com/nlohmann/json/issues/874#issuecomment-1001699139
* 📝 overwork example handling
* 📝 fix Markdown tables

* ⚗ add C++17 copies of the test binaries
* ⚗ use proper header for filesystem
* 🚨 fix warnings
* ⚗ do not use too old compilers with C++17
* ✅ add test
* 🔨 add more constraints #3097
* ⚗ use fix from https://github.com/nlohmann/json/pull/3101#issuecomment-998788786
* ⚗ use fix from https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90050
* 👷 use published CI image

* Rename variable count to resolve shadowing (#3188)

* Amalgamate: Rename variable count to resolve shadowing (#3188)
Co-authored-by: Maarten Becker <maarten.becker@nuc-eng.com>

Signed-off-by: Prince Mendiratta <prince.mendi@gmail.com>

In the docs, the `ignore_comments` parameter to `nlohmann::json::parse()` is described as `skip_comments`, which does not match the actual implementation. While the demo code compiles and works, the parameter name is wrong.

* fix typos in documentation

* revert changes to ChangeLog.md

* ✨ add recursive update function

* 👷 prepare GitHub actions for new Docker image

* 👷 use experimental docker image

* 👷 use Clang-Analyzer 14

* 🔇 suppress readability-identifier-length

* 🔇 suppress more Clang-Tidy warnings

* ♻ simplify code

* 🔇 suppress more Clang-Tidy warnings

* 🔇 suppress more Clang-Tidy warnings

* 🚨 fix warning

* 🚨 fix warning

* 🚨 fix warning

* 👷 use new Docker image

* Fix typos in operator[] documentation
* Fix additional typo

* ⏪ revert invalid fix

* ⏪ remove "fix" that caused #3077

* meta: rework is_compatible/is_constructible_string_type

These type traits performed an incorrect and insufficient check.

Converting to a std::filesystem::path used to work by accident thanks to
these brittle constraints, but the clean-up performed in #3020 broke them.

* support std::filesystem::path

Fixes #3070