docs: update installation URLs and tap name in README (#2)

Author: NeoScript

README.md

@@ -7,19 +7,19 @@ A command-line tool for managing Firebase Authentication — users, custom claim
 ### Homebrew (macOS & Linux)
 
 ```bash
-brew install NeoScript/fbadmin/fbadmin
+brew install NeoScript/fire-auth/fire-auth
 ```
 
 ### Shell installer (macOS & Linux)
 
 ```bash
-curl --proto '=https' --tlsv1.2 -LsSf https://github.com/NeoScript/firebase-admin-cli/releases/latest/download/fbadmin-installer.sh | sh
+curl --proto '=https' --tlsv1.2 -LsSf https://github.com/NeoScript/firebase-auth-cli/releases/latest/download/firebase-auth-cli-installer.sh | sh
 ```
 
 ### PowerShell installer (Windows)
 
 ```powershell
-powershell -ExecutionPolicy Bypass -c "irm https://github.com/NeoScript/firebase-admin-cli/releases/latest/download/fbadmin-installer.ps1 | iex"
+powershell -ExecutionPolicy Bypass -c "irm https://github.com/NeoScript/firebase-auth-cli/releases/latest/download/firebase-auth-cli-installer.ps1 | iex"
 ```
 
 ### From source