Revise copyright notice with OpenJS attribution

modules/docusaurus-website/src/get-default-config.ts

@@ -218,6 +218,12 @@ export function getDocusaurusConfig(config: OcularWebsiteConfig): Config {
               label: 'GitHub',
               position: 'right'
             },
+            {
+              type: 'html',
+              position: 'right',
+              value:
+                '<a href="https://openvisualization.org" target="_blank" style="content: \'\'; height: 28px; width: 100px; background-image: url(\'/openjs-foundation.svg\'); background-repeat: no-repeat;  background-size: 100px 28px; display: flex">'
+            },
             ...navbarItems
           ].filter(Boolean)
         },
@@ -252,6 +258,10 @@ export function getDocusaurusConfig(config: OcularWebsiteConfig): Config {
             {
               title: 'More',
               items: [
+                {
+                  label: 'Slack workspace',
+                  href: 'https://slack-invite.openjsf.org'
+                },
                 {
                   label: 'vis.gl blog on Medium',
                   href: 'https://medium.com/vis-gl'
@@ -263,7 +273,8 @@ export function getDocusaurusConfig(config: OcularWebsiteConfig): Config {
               ]
             }
           ],
-          copyright: `Copyright © ${new Date().getFullYear()} OpenJS Foundation`
+          copyright:
+            '<p>Copyright <a href="https://openjsf.org">OpenJS Foundation</a> and vis.gl contributors. All rights reserved. The <a href="https://openjsf.org">OpenJS Foundation</a> has registered trademarks and uses trademarks. For a list of trademarks of the <a href="https://openjsf.org">OpenJS Foundation</a>, please see our <a href="https://trademark-policy.openjsf.org">Trademark Policy</a> and <a href="https://trademark-list.openjsf.org">Trademark List</a>. Trademarks and logos not indicated on the <a href="https://trademark-list.openjsf.org">list of OpenJS Foundation trademarks</a> are trademarks&trade; or registered&reg; trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.</p><p><a href="https://openjsf.org">The OpenJS Foundation</a> | <a href="https://terms-of-use.openjsf.org">Terms of Use</a> | <a href="https://privacy-policy.openjsf.org">Privacy Policy</a> | <a href="https://bylaws.openjsf.org">Bylaws</a> | <a href="https://code-of-conduct.openjsf.org">Code of Conduct</a> | <a href="https://trademark-policy.openjsf.org">Trademark Policy</a> | <a href="https://trademark-list.openjsf.org">Trademark List</a> | <a href="https://www.linuxfoundation.org/cookies">Cookie Policy</a></p>'
         },
         algolia: typeof search === 'object' ? search : undefined,
         prism: {