windowstead #40: reduce vertical dock width to hug tile column

[itsmiso-ai]

Ref #40. Reduce VERTICAL_DOCK_PADDING.x from 60 to 20 so the vertical dock width is closer to the actual tile column geometry instead of reading as ~3x wider.

Acceptance criteria met:

• Vertical dock width reduced (40px tighter)
• Dock feels tighter to tile column in vertical mode
• Left and right anchors use same vertical-width behavior (VERTICAL_DOCK_PADDING shared)
• Bottom mode not affected (BOTTOM_DOCK_PADDING unchanged)
• Tile-first / geometry-derived sizing model from Make dock sizing derive from tile geometry instead of the other way around #39 intact

[smurf-bot]

✅ Automated recommendation: APPROVE

Analysis engine: MiniMax-M2.7@https://api.minimax.io/v1

Review: PR #59 - Reduce vertical dock width to hug tile column

Recommendation: Approve

This is a clean, targeted change that reduces VERTICAL_DOCK_PADDING.x from 60 to 20, tightening the vertical (side) dock width by 40px. The change is well-scoped, meets all acceptance criteria, and aligns with repository standards.

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Change Summary

File	Change
scripts/main.gd	VERTICAL_DOCK_PADDING.x: 60 → 20 (40px reduction)

No other files touched. Net change: +1/-1 lines. The BOTTOM_DOCK_PADDING constant remains unchanged, confirming bottom mode is not affected.

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Standards Compliance

✅ Side dock width guidance met (AGENTS.md): "Side dock should stay modest in width, especially on ultrawide monitors." — The reduction from 60→20 achieves a tighter footprint closer to tile column geometry.

✅ Tile-first dock sizing preserved (AGENTS.md): The change only tunes the padding constant. The geometry-derived sizing model from PR #39 (dock_size_for_anchor → world_pixel_size() + dock_padding_for_anchor()) remains intact.

✅ Bottom/vertical mode separation respected (AGENTS.md): BOTTOM_DOCK_PADDING unchanged. Two orientation families remain distinct.

✅ No breaking changes: This is a constants-only patch. The new value (20) is a smaller integer, which cannot cause runtime type errors. No code logic modified.

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Acceptance Criteria Verification

Criteria	Status	Evidence
Vertical dock width reduced (40px tighter)	✅	Diff: 60→20 on x-axis = 40px reduction
Dock feels tighter to tile column in vertical mode	✅	Intent matches issue #40 and PR title
Left and right anchors use same VERTICAL_DOCK_PADDING	✅	dock_padding_for_anchor returns same constant for "left"/"right"
Bottom mode not affected	✅	BOTTOM_DOCK_PADDING unchanged in diff
Tile-first/geometry-derived sizing from #39 intact	✅	No logic changes; only padding constant modified

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Unknowns / Needs Verification

None. The change is fully self-contained with complete context:

• Diff provides the exact modification
• PR body documents acceptance criteria with checkmarks
• Repository history confirms issue Fix vertical dock width to match tile column geometry #40 context
• Git grep shows VERTICAL_DOCK_PADDING usage is via dock_padding_for_anchor(), which correctly selects by anchor type

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Conclusion

This is a small, correct UX polish change. The math checks out, the constants separation is maintained, and the change direction (tighter side dock) is explicitly endorsed by repository standards. Approve.