Auto-detect latest TeamTalk SDK version instead of hardcoding v5.18

[Copilot]

The SDK downloader hardcoded version "5.18", causing "list index out of range" errors when unavailable. This makes the bot incompatible with newer SDKs (currently v5.19a).

Changes

• Dynamic version detection: Parse SDK download page for all available versions using regex r'^v(\d+)\.(\d+)([a-z0-9\-]*)/$'
• Semantic version sorting: Sort by (major, minor, is_stable, suffix) to correctly identify latest version
  • Stable releases (no suffix) prioritized over pre-releases for same major.minor
  • Supports: v5.19/, v5.18a/, v6.0beta/, v5.19-rc1/
• Error handling: Exit with clear message if no versions found

Example

# Before
version = [i for i in versions if "5.18" in i.text][-1].a.get("href")[0:-1]

# After  
version_pattern = re.compile(r'^v(\d+)\.(\d+)([a-z0-9\-]*)/$')
version_candidates = [(major, minor, is_stable, suffix, full_version), ...]
version_candidates.sort(key=lambda x: (x[0], x[1], x[2], x[3]))
version = version_candidates[-1][4]  # v5.19a or v6.0 when available

Future SDK releases (v5.20, v6.0, etc.) will work without code changes.

Warning

Firewall rules blocked me from connecting to one or more addresses (expand for details)

I tried to connect to the following addresses, but was blocked by firewall rules:

• bearware.dk
  • Triggering command: `/usr/bin/python3 python3 -c
    import requests
    import bs4

url = 'REDACTED'
headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.3'}
r = requests.get(url, headers=headers)
page` (dns block)

If you need me to access, download, or install something from one of these locations, you can either:

• Configure Actions setup steps to set up my environment, which run before the firewall is enabled
• Add the appropriate URLs or hosts to the custom allowlist in this repository's Copilot coding agent settings (admins only)

Original prompt

Please make this bot compatible with the latest TeamTalk SDK (https://bearware.dk/teamtalksdk). As 5.15 is no longer available (list index out of range), let's fix the code so that we support latest SDK's. Please make a commit for each step so I can see progress more easily.

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