docs: add SeaQL sites to showcase (#7841)

* docs: add SeaQL sites to showcase

* minor tweaks

Co-authored-by: Joshua Chen <sidachen2003@gmail.com>

website/src/data/users.tsx

@@ -1921,6 +1921,15 @@ const Users: User[] = [
     source: 'https://github.com/SeaQL/seaql.github.io',
     tags: ['opensource', 'versioning'],
   },
+  {
+    title: 'SeaQL - Building data intensive applications in Rust',
+    description:
+      'We help developers in building data intensive applications in Rust, such as web services, command line tools or apps.',
+    preview: require('./showcase/SeaQL-blog.png'),
+    website: 'https://www.sea-ql.org/blog/',
+    source: 'https://github.com/SeaQL/seaql.github.io/tree/master/Blog',
+    tags: ['opensource'],
+  },
   {
     title: 'Sequence',
     description:
@@ -2077,6 +2086,15 @@ const Users: User[] = [
     source: 'https://github.com/stackql/registry.stackql.io',
     tags: ['opensource', 'product', 'large'],
   },
+  {
+    title: 'StarfishQL - ✴️ A graph database and query engine',
+    description:
+      'StarfishQL is experimental graph database and query engine to enable graph analysis and visualization on the web.',
+    preview: require('./showcase/StarfishQL.png'),
+    website: 'https://www.sea-ql.org/StarfishQL/',
+    source: 'https://github.com/SeaQL/seaql.github.io/tree/master/StarfishQL',
+    tags: ['opensource'],
+  },
   {
     title: 'Stryker Mutator',
     description: 'Mutation testing for JavaScript, .NET and JVM',