feat(swift): guide gen

[Fluf22]

🧭 What and Why

🎟 JIRA Ticket: -

Changes included:

• one gen per guide template
• in its own folder
• with the guide name as a folder name
• the file name is always main.swift
• with a gen Package.swift with all the guides
• each has its own taget
• so it can build on macos and linux and be copy/pasted by users

[algolia-bot]

✔️ Code generated!

Name	Link
🪓 Triggered by	fb9c2ac2ec5ba6fc380ee7c154a998f2b3927ae0
🍃 Generated commit	91ed2a5dac1835fb9ed37ecc5ccb3c16bd2171fb
🌲 Generated branch	generated/feat/swift-guide-gen

📊 Benchmark results

Benchmarks performed on the method using a mock server, the results might not reflect the real-world performance.

Language	Req/s
javascript	1652
go	1554
php	1456
csharp	1310
java	1095
python	1019
ruby	797
swift	727

[millotp]

for now we stick to a more common approach for swift guides, if we to run them in this repo we can come back to this PR