feat(website): update content and links + website layout and banner

Also did some config updates behind the scenes during this session for
cafe (#cafe:hackclub.slack.com)

Signed-off-by: Andrei Jiroh Halili <ajhalili2006@andreijiroh.dev>

mkdocs.yml

@@ -19,21 +19,21 @@ repo_name: source code
 
 # navbar
 nav:
-  - Home:
-    - index.md
-    - nowpage: now.md
-    - Contact: contact/index.md
-    - PGP and SSH keys: keys/index.md
-    - "All my links": links.md
-    - Legal:
-      - Security policy: security.md
+  - Profile README: index.md
+  - Meta:
+      - nowpage: now.md
+      - "All my links": links.md
+      - Contact: contact/index.md
+      - PGP and SSH keys: keys/index.md
+      - Legal:
+          - Security policy: security.md
   - User manual: https://wiki.andreijiroh.dev/garden/user-manual
-  - Portfolio: 
-    - portfolio/index.md
-    - Projects: portfolio/projects.md
-    - Communities: portfolio/communities.md
-    - Tildes: portfolio/tildes.md
-    - Resume: user-manual/resume.md
+  - Portfolio:
+      - portfolio/index.md
+      - Projects: portfolio/projects.md
+      - Communities: portfolio/communities.md
+      - Tildes: portfolio/tildes.md
+      - Resume: user-manual/resume.md
   - Blog: "https://blog.andreijiroh.dev"
 
 # theme settings
@@ -182,7 +182,7 @@ extra:
     - icon: fontawesome/brands/twitter
       link: https://twitter.com/ajhalili2006
       name: ~ajhalili2006 on twitter
-    
+
     # substack
     - icon: simple/substack
       link: https://ajhalili2006.substack.com
@@ -193,8 +193,8 @@ extra:
       link: https://github.com/ajhalili2006
       name: ~ajhalili2006 on github
     - icon: fontawesome/brands/gitlab
-      link: https://mau.dev/ajhalili2006
-      name: ~ajhalili2006 on mauinum gitlab instance
+      link: https://gitlab.com/ajhalili2006
+      name: ~ajhalili2006 on GitLab SaaS instance
     - icon: simple/sourcehut
       link: https://sr.ht/~ajhalili2006
       name: ~ajhalili2006 on sr.ht
@@ -203,7 +203,7 @@ extra:
     - icon: fontawesome/brands/facebook
       link: https://facebook.com/ajhalili2006
       name: ~ajhalili2006's personal (slash professional profile) facebook account
-    
+
     # linkedin
     - icon: fontawesome/brands/linkedin
       link: https://linkedin.com/in/ajhalili2006