test: migrate Organisms into gamut Storybook as colocated stories as tests

.changeset/organisms-stories-move.md

@@ -0,0 +1,4 @@
+---
+---
+
+Migrate Organisms and Video stories into packages/gamut and move their Jest tests into story plays. No published code changes.

packages/.storybook/components/Elements/DocsPage.tsx

@@ -15,10 +15,15 @@ import { isSystemPropCategory } from '../../systemProps';
  * Storybook's default autodocs page, with system props moved out of the main
  * props table into their own tab, and the primary story shown only at the top
  * instead of again under Stories.
+ *
+ * Set `parameters.docs.propsTable: false` on a meta to leave out the props
+ * table, e.g. when several story files document one component and only one
+ * of them should show it.
  */
 export const DocsPage: React.FC = () => {
   const { csfFile, preparedMeta } = useOf('meta', ['meta']);
   const isSingleStory = Object.keys(csfFile.stories).length === 1;
+  const showPropsTable = preparedMeta.parameters.docs?.propsTable !== false;
   const systemProps = Object.entries(preparedMeta.argTypes)
     .filter(([, argType]) => isSystemPropCategory(argType.table?.category))
     .map(([name]) => name);
@@ -30,24 +35,26 @@ export const DocsPage: React.FC = () => {
       <Description of="meta" />
       {isSingleStory && <Description of="story" />}
       <Primary />
-      {systemProps.length > 0 ? (
-        <Tabs defaultSelectedKey="props">
-          <TabList aria-label="Props">
-            <Tab id="props">Props</Tab>
-            <Tab id="system-props">System props</Tab>
-          </TabList>
-          <TabPanels>
-            <TabPanel id="props">
-              <Controls exclude={systemProps} />
-            </TabPanel>
-            <TabPanel id="system-props">
-              <Controls include={systemProps} />
-            </TabPanel>
-          </TabPanels>
-        </Tabs>
-      ) : (
-        <Controls />
-      )}
+      {showPropsTable ? (
+        systemProps.length > 0 ? (
+          <Tabs defaultSelectedKey="props">
+            <TabList aria-label="Props">
+              <Tab id="props">Props</Tab>
+              <Tab id="system-props">System props</Tab>
+            </TabList>
+            <TabPanels>
+              <TabPanel id="props">
+                <Controls exclude={systemProps} />
+              </TabPanel>
+              <TabPanel id="system-props">
+                <Controls include={systemProps} />
+              </TabPanel>
+            </TabPanels>
+          </Tabs>
+        ) : (
+          <Controls />
+        )
+      ) : null}
       {!isSingleStory && <Stories includePrimary={false} />}
     </>
   );