Jan2026 fixes (#1077)

* fix release script
* fix svgcanvas edge cases
* Update path-actions.js
* add modern js
* update deps
* Update CHANGES.md

tests/unit/units.test.js

@@ -88,4 +88,22 @@ describe('units', function () {
     assert.equal(units.convertUnit(42), 1.1113)
     assert.equal(units.convertUnit(42, 'px'), 42)
   })
+
+  it('Test svgedit.units.convertUnit() with mm', function () {
+    assert.equal(units.convertUnit(42, 'mm'), 11.1125)
+  })
+
+  it('Test svgedit.units.convertUnit() with in', function () {
+    assert.equal(units.convertUnit(96, 'in'), 1)
+  })
+
+  it('Test svgedit.units.convertUnit() with pt', function () {
+    const result = units.convertUnit(72, 'pt')
+    assert.ok(result > 0)
+  })
+
+  it('Test svgedit.units.convertUnit() with pc', function () {
+    const result = units.convertUnit(96, 'pc')
+    assert.ok(result > 0)
+  })
 })