Initial Commit || Added "setup_bssh.sh"

Uploaded FIles: 
"setup_bssh.sh": Easy Install, Allows Users to Run "bssh" instead of "./bssh.sh".

setup_bssh.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+GIT_URL="https://git.zelz.net/saige/bssh/raw/branch/main/bssh.sh"
+INSTALL_DIR="/usr/local/bin"
+DEPENDENCIES="curl ssh-pass"
+
+install_dependencies() {
+    echo "Checking and installing dependencies..."
+    sudo apt-get update
+    sudo apt-get install -y ${DEPENDENCIES}
+}
+
+setup_bssh() {
+    echo "Downloading bssh script..."
+    curl -sSL "${GIT_URL}" -o "${INSTALL_DIR}/bssh"
+
+    chmod +x "${INSTALL_DIR}/bssh"
+    
+    if [ ! -x "${INSTALL_DIR}/bssh" ]; then
+        echo "Error: Failed to make bssh executable."
+        exit 1
+    fi
+    
+    echo "bssh setup completed."
+}
+
+main() {
+    if command -v bssh >/dev/null 2>&1; then
+        echo "bssh is already installed."
+        exit 0
+    fi
+
+    install_dependencies
+
+    setup_bssh
+
+    echo "bssh is installed in ${INSTALL_DIR}."
+    echo "You can now use 'bssh -h' to view the help message."
+}
+
+main