feat: templates

backend/uframe/measure.py

@@ -5,7 +5,7 @@ from __future__ import annotations
 from uframe.ir import (
     IRNode, Page, Box, Row, Col, Spacer, Pad,
     Heading, Text, Label, Divider, Link, ListNode, ListItem,
-    Gauge, Sparkline, Status,
+    Gauge, Sparkline, Status, Table,
 )
 
 
@@ -194,6 +194,14 @@ def measure(node: IRNode, available_width: int) -> None:
         node.pref_height = 1
         node.min_height = 1
 
+    elif isinstance(node, Table):
+        # Height = header border + header row + separator + data rows + bottom border
+        num_rows = len(node.rows)
+        node.pref_width = available_width
+        node.min_width = len(node.columns) * 3 + 1  # minimum 3 chars per col + borders
+        node.pref_height = num_rows + 4  # top border + header + separator + rows + bottom border
+        node.min_height = 4
+
     else:
         # Generic: just measure children
         total_h = 0