Add batch-docker-volume-delete script for removing Docker volumes

batch-docker-volume-delete/README.md

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+# Run command
+
+```bash
+bash -c "$(wget -qLO - https://raw.githubusercontent.com/bigbeartechworld/big-bear-scripts/master/batch-docker-volume-delete/run.sh)"
+```

batch-docker-volume-delete/run.sh

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+#!/bin/bash
+
+# Function to list volumes and allow user selection
+select_and_remove_volumes() {
+    echo "Fetching volumes..."
+    # Fetch all volumes and store them in an array, modify this if not using Docker
+    mapfile -t volumes < <(docker volume ls -q)
+
+    # Array to store selected volumes
+    declare -a selected_volumes
+
+    # Display volumes and handle user selection
+    echo "Please select the volumes you want to remove (enter number again to unselect):"
+    for i in "${!volumes[@]}"; do
+        echo "$((i+1))) ${volumes[i]}"
+    done
+
+    while true; do
+        echo "Enter selection (or 'done' to finish):"
+        read input
+
+        if [[ "$input" == "done" ]]; then
+            break
+        elif [[ "$input" =~ ^[0-9]+$ ]] && [ "$input" -ge 1 ] && [ "$input" -le "${#volumes[@]}" ]; then
+            # Calculate array index
+            idx=$((input-1))
+
+            # Toggle selection
+            if [[ " ${selected_volumes[@]} " =~ " ${volumes[idx]} " ]]; then
+                # Remove from list if already selected
+                selected_volumes=("${selected_volumes[@]/${volumes[idx]}}")
+                echo "Unselected: ${volumes[idx]}"
+            else
+                # Add to list if not already selected
+                selected_volumes+=("${volumes[idx]}")
+                echo "Selected: ${volumes[idx]}"
+            fi
+        else
+            echo "Invalid input, please try again."
+        fi
+    done
+
+    # Confirmation before removal
+    if [ ${#selected_volumes[@]} -eq 0 ]; then
+        echo "No volumes selected for removal."
+    else
+        echo "You have selected the following volumes for removal:"
+        printf '%s\n' "${selected_volumes[@]}"
+        echo "Are you sure you want to remove these volumes? (yes/no)"
+        read confirmation
+
+        if [ "$confirmation" == "yes" ]; then
+            # Remove the selected volumes
+            for volume in "${selected_volumes[@]}"; do
+                docker volume rm "$volume"
+                echo "Removed: $volume"
+            done
+        else
+            echo "Volume removal cancelled."
+        fi
+    fi
+}
+
+# Main function
+main() {
+    echo "Multi-Volume Removal Script"
+    select_and_remove_volumes
+}
+
+# Run the main function
+main