Added default value for boot size partition: https://chatgpt.com/share/a27feda0-8f84-4315-95b7-686a35986a49

scripts/image/setup.sh

@@ -172,8 +172,10 @@ case "$operation_system" in
   ;;
 esac
 
+info "Verifying image..."
+info "Verifying checksum..."
 if [ -z "$image_checksum" ]; then
-    for ext in sha1 sha512; do
+    for ext in sha1 sha512 md5; do
         sha_download_url="$download_url.$ext"
         info "Image Checksum is not defined. Try to download image signature from $sha_download_url."
         if wget -q --method=HEAD "$sha_download_url"; then
@@ -186,7 +188,6 @@ if [ -z "$image_checksum" ]; then
     done
 fi
 
-info "Verifying image..."
 if [[ -v image_checksum ]]
   then
     (info "Checking md5 checksum..." && echo "$image_checksum $image_path"| md5sum -c -) ||
@@ -197,6 +198,45 @@ if [[ -v image_checksum ]]
     warning "Verification is not possible. No checksum is defined."
 fi
 
+info "Verifying signature..."
+signature_download_url="$download_url.sig"
+info "Try to download image signature from $signature_download_url."
+
+if wget -q --method=HEAD "$signature_download_url"; then
+    signature_name="${image_name}.sig"
+    signature_path="${image_folder}${signature_name}"
+
+    info "Download the signature file"
+    if wget -q -O "$signature_path" "$signature_download_url"; then
+        info "Extract the key ID from the signature file"
+        key_id=$(gpg --status-fd 1 --verify "$signature_path" "$image_path" 2>&1 | grep 'NO_PUBKEY' | awk '{print $NF}')
+        
+        if [ -n "$key_id" ]; then
+            info "Check if the key is already in the keyring"
+            if gpg --list-keys "$key_id" > /dev/null 2>&1; then
+                info "Key $key_id already in keyring."
+            else
+                info "Import the public key"
+                gpg --keyserver keyserver.ubuntu.com --recv-keys "$key_id"
+            fi
+
+            info "Verify the signature again after importing the key"
+            if gpg --verify "$signature_path" "$image_path"; then
+                info "Signature verification succeeded."
+            else
+                warning "Signature verification failed."
+            fi
+        else
+            warning "No public key found in the signature file."
+        fi
+    else
+        warning "Failed to download the signature file."
+    fi
+else
+    warning "No signature found under $signature_download_url."
+fi
+
+
 make_mount_folders
 
 set_partition_paths
@@ -221,23 +261,36 @@ if [ "$transfer_image" = "y" ]
     info "Starting image transfer..."
     if [ "$distribution" = "arch" ]
       then
+
+        # Default size of the boot partition
+        default_boot_size="+300M"
+
+        # Prompt to adjust the boot partition size
+        question "What size should the boot partition be? (Default: $default_boot_size):" && read -r boot_size
+        boot_size=${boot_size:-$default_boot_size}
+
+        # Use the provided size or the default size
+        info "The boot partition will be set to $boot_size."
+
+        # Partitioning with the specified size
         info "Creating partitions..." &&
-        (	echo "o"       #Type o. This will clear out any partitions on the drive.
+        (
-        	echo "p"       #Type p to list partitions. There should be no partitions left
+          echo "o"       # Type o. This will clear out any partitions on the drive.
-        	echo "n"       #Type n,
+          echo "p"       # Type p to list partitions. There should be no partitions left
-        	echo "p"       #then p for primary,
+          echo "n"       # Type n,
-        	echo "1"       #1 for the first partition on the drive,
+          echo "p"       # then p for primary,
-        	echo ""        #Default start sector
+          echo "1"       # 1 for the first partition on the drive,
-        	echo "+300M"   #then type +300M for the last sector.
+          echo ""        # Default start sector
-        	echo "t"       #Type t,
+          echo "$boot_size"  # Size of the boot partition
-        	echo "c"       #then c to set the first partition to type W95 FAT32 (LBA).
+          echo "t"       # Type t,
-        	echo "n"       #Type n,
+          echo "c"       # then c to set the first partition to type W95 FAT32 (LBA).
-        	echo "p"       #then p for primary,
+          echo "n"       # Type n,
-        	echo "2"       #2 for the second partition on the drive,
+          echo "p"       # then p for primary,
-        	echo ""        #Default start sector
+          echo "2"       # 2 for the second partition on the drive,
-        	echo ""        #Default end sector
+          echo ""        # Default start sector
-        	echo "w"       #Write the partition table and exit by typing w.
+          echo ""        # Default end sector
-        )| fdisk "$device_path" || error
+          echo "w"       # Write the partition table and exit by typing w.
+        ) | fdisk "$device_path" || error
 
         info "Format boot partition..." &&
         mkfs.vfat "$boot_partition_path" || error