Add upgrade file

dinncer · dinncer · commit 250d5451906c · 2022-12-20T21:49:24.000+03:00
diff --git a/help.md b/help.md
@@ -2,7 +2,7 @@
 layout: page
 title: Help
 permalink: /help/
-nav_order: 6
+nav_order: 7
 ---
 
 # Help Commands
diff --git a/tech.md b/tech.md
@@ -2,7 +2,7 @@
 layout: page
 title: Tech
 permalink: /tech/
-nav_order: 7
+nav_order: 8
 ---
 
 # Tech
diff --git a/upgrade.md b/upgrade.md
@@ -0,0 +1,16 @@
+---
+layout: page
+title: Upgrade
+permalink: /upgrade/
+nav_order: 6
+---
+
+# Upgrade Commands
+{: .no_toc }
+
+Self update for CLI.
+{: .fs-6 .fw-300 }
+
+## Usage
+
+Terminal : `bb upgrade`
