[Feature] Add meta tags for social media

src/components/new-landing-page/index.tsx

@@ -21,7 +21,16 @@ const NewLandingPage = ({ location }: PageProps): JSX.Element => {
       additionalClassNames="new-landing-page"
       header={<Header location={location} internalSectionRefs={internalSectionRefs} />}
     >
-      <SEO />
+      <SEO
+        meta={[
+          { property: 'og:image', content: 'https://morehumaninternet.org/causes/lhkh_hero.png' },
+          // { property: 'og:image:type', content: 'image/png' },
+          // { property: 'og:image:height', content: '613' },
+          // { property: 'og:image:width', content: '1219' },
+          { property: 'og:url', content: 'https://deploy-preview-200--admiring-carson-42ff06.netlify.app/' },
+          { name: 'twitter:image', content: 'https://morehumaninternet.org/causes/lhkh_hero.png' }
+        ]}
+      />
       <Hero />
       <BlueSection ref={internalSectionRefs['Contributors']}>
         <h1>Our leaders join your cause directly, working alongside you to meet your online &amp; offline goals.</h1>