Remove unnecessary .DS_Store files and update .gitignore; modify config.yaml and various markdown files for improved organization and clarity

config.yaml

@@ -14,6 +14,7 @@ outputs:
 
 ignoreFiles:
   - "notes/drafts/_Templates"
+  - "notes/drafts/TODO.md"
 
 taxonomies:
   tag: tags
@@ -83,8 +84,8 @@ params:
     buttons:
       - name: My Portfolio
         url: https://me.trude.dev
-      - name: My Knowledge Base
-        url: https://trude.notion.site/Trude-s-Knowledge-Base-10449cf14b4c80ff89d1f2c9541fe789?pvs=4
+      - name: My Notes
+        url: /notes/
 
   # home-info mode
   homeInfoParams:
@@ -94,8 +95,6 @@ params:
   socialIcons:
     - name: email
       url: "mailto:ehtrude@gmail.com"
-    - name: matrix
-      url: "https://matrix.to/#/@ehtrude:matrix.org"
     - name: github
       url: "https://github.com/TrudeEH"
     - name: rss