⚙️ Implementation: How to implement resizable panel dividers in unified builder...

📋 Decision Context

Question:

How to implement resizable panel dividers in unified builder?

Task: Not specified

🎯 Decision Made

Chosen:

Added resize handles with mousedown handlers, using signal state for isResizing and panel dimensions

Options Considered:

• No alternatives documented

💭 Reasoning

Following the pattern from canvas-builder which uses mousedown/mousemove/mouseup handlers with document-level event listeners. The resize-handle component pattern provides visual feedback with animated line. This matches UX expectations for resizable panels.

📁 Files Involved

• libs/libs-space/universe-canvas/src/lib/components/unified-builder/unified-builder.component.html
• libs/libs-space/universe-canvas/src/lib/components/unified-builder/unified-builder.component.ts
• libs/libs-space/universe-canvas/src/lib/components/unified-builder/unified-builder.component.scss

🔗 Related

• Decision ID: dev_1768047460878_h2u1pcf
• Session: 37
• Workspace: editor2

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