Add a Grid group (#1136)

features/grid-animation.dist.yml

@@ -4,6 +4,7 @@
 name: Grid animation
 description: Grid animation allows you to animate the `grid-template-columns` and `grid-template-rows` CSS properties.
 spec: https://drafts.csswg.org/css-grid-2/#track-sizing
+group: grid
 status:
   baseline: low
   baseline_low_date: 2022-10-27

features/grid-animation.yml

@@ -1,3 +1,4 @@
 name: Grid animation
 description: Grid animation allows you to animate the `grid-template-columns` and `grid-template-rows` CSS properties.
 spec: https://drafts.csswg.org/css-grid-2/#track-sizing
+group: grid

features/grid.dist.yml

@@ -4,7 +4,7 @@
 name: Grid
 description: CSS Grid is a two-dimensional layout system, which lays content out in rows and columns.
 spec: https://drafts.csswg.org/css-grid-3/
-group: layout
+group: grid
 caniuse: css-grid
 usage_stats: https://chromestatus.com/metrics/feature/timeline/popularity/1693
 status:

features/grid.yml

@@ -1,6 +1,6 @@
 name: Grid
 description: CSS Grid is a two-dimensional layout system, which lays content out in rows and columns.
 spec: https://drafts.csswg.org/css-grid-3/
-group: layout
+group: grid
 caniuse: css-grid
 usage_stats: https://chromestatus.com/metrics/feature/timeline/popularity/1693

features/subgrid.dist.yml

@@ -4,7 +4,7 @@
 name: Subgrid
 description: "The `subgrid` value for the `grid-template-columns` and `grid-template-rows` properties allows a grid item to inherit the grid definition of its parent grid container."
 spec: https://drafts.csswg.org/css-grid-2/#subgrids
-group: layout
+group: grid
 caniuse: css-subgrid
 usage_stats: https://chromestatus.com/metrics/feature/timeline/popularity/4680
 status:

features/subgrid.yml

@@ -1,6 +1,6 @@
 name: Subgrid
 description: "The `subgrid` value for the `grid-template-columns` and `grid-template-rows` properties allows a grid item to inherit the grid definition of its parent grid container."
 spec: https://drafts.csswg.org/css-grid-2/#subgrids
-group: layout
+group: grid
 caniuse: css-subgrid
 usage_stats: https://chromestatus.com/metrics/feature/timeline/popularity/4680

groups/grid.yml

@@ -0,0 +1,6 @@
+# https://drafts.csswg.org/css-grid/ (any level) but excluding Masonry, as it's
+# currently being debated if it should be part of Grid or not:
+# https://webkit.org/blog/15269/help-us-invent-masonry-layouts-for-css-grid-level-3/
+# https://developer.chrome.com/blog/masonry
+name: Grid
+parent: layout