fix: relax text length constraint for turn detection

[NogaUwU]

Fixes #36, Fixes #38. Resolves issue with no turns detected by relaxing the minimum text requirement.

[FuugaMo]

@codex Please review this PR. If you find no critical issues, reply with "LGTM". If you find critical issues, describe them clearly.

[github-actions]

review
node scripts/review-pr.js

Automated Review

Automated reviewer found issues that need human attention before merge.

Checklist

• selectors.json touched: no
• content.js touched: yes
• sidepanel/viewer touched: no

Findings

• Parser changed without updating selectors.json; verify this is intentional.

Verdict: needs-human-attention

[github-actions]

review
node scripts/review-pr.js

Automated Review

Automated reviewer found issues that need human attention before merge.

Checklist

• selectors.json touched: no
• content.js touched: yes
• sidepanel/viewer touched: no

Findings

• Parser changed without updating selectors.json; verify this is intentional.

Verdict: needs-human-attention

[chatgpt-codex-connector]

Codex Review: Didn't find any major issues. Can't wait for the next one!

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