fix: adding link to source and updating home page wording

src/components/AppBar/AppBar.tsx

@@ -181,7 +181,7 @@ export const AppBar = () => {
                   Relays
                 </MenuItem>
                 <Link
-                  to={appPublicRoutes.help}
+                  to={appPublicRoutes.source}
                   target="_blank"
                   style={{ color: 'inherit', textDecoration: 'inherit' }}
                 >
@@ -190,7 +190,7 @@ export const AppBar = () => {
                       justifyContent: 'center'
                     }}
                   >
-                    Help
+                    Source
                   </MenuItem>
                 </Link>
                 <MenuItem

src/pages/landing/LandingPage.tsx

@@ -82,18 +82,12 @@ export const LandingPage = () => {
               .
               <br />
               <br />
-              SIGit lets you Create, Sign and Verify signature packs from any
+              SIGit lets you Create, Sign and Verify from any device with a
-              device with a browser.
+              browser.
               <br />
               <br />
               Unlike other solutions, SIGit is totally private - files are
-              encrypted locally, and valid packs can only be exported by named
+              encrypted locally, and can only be exported by named recipients.
-              recipients.
-              <br />
-              <br />
-              IMPORTANT - please note that SIGit is currently ALPHA software and
-              should only be used for testing purposes until we have finalised
-              the signature / verification process.
             </Typography>
           </Box>
         </Box>

src/routes/index.tsx

@@ -22,7 +22,7 @@ export const appPublicRoutes = {
   profile: '/profile/:npub',
   landingPage: '/',
   login: '/login',
-  help: 'https://help.sigit.io'
+  source: 'https://git.sigit.io/sig/it'
 }
 
 export const getProfileRoute = (hexKey: string) =>