initial buildroot for linux 5.15

package/datatables-buttons/Config.in

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+config BR2_PACKAGE_DATATABLES_BUTTONS
+	bool "datatables-buttons"
+	depends on BR2_PACKAGE_DATATABLES
+	select BR2_PACKAGE_JSZIP
+	help
+	  The Buttons library for DataTables provides a framework with
+	  common options and API that can be used with DataTables, but
+	  is also very extensible, recognising that you will likely want
+	  to use buttons which perform an action unique to your
+	  applications.
+
+	  https://datatables.net/extensions/buttons

package/datatables-buttons/datatables-buttons.hash

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+# Locally computed:
+sha256	427632c0245f488328edab83b53294545744c8de621a5eaa9dd3d257d7ed7775  Buttons-1.6.1.zip
+sha256	21fa7cbc3c00bcad1e0f3417d465e702bd470d7dc446a6deff80c8fc5eda9148  License.txt

package/datatables-buttons/datatables-buttons.mk

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+################################################################################
+#
+# datatables-buttons
+#
+################################################################################
+
+DATATABLES_BUTTONS_VERSION = 1.6.1
+DATATABLES_BUTTONS_SITE = https://datatables.net/releases
+DATATABLES_BUTTONS_SOURCE = Buttons-$(DATATABLES_BUTTONS_VERSION).zip
+DATATABLES_BUTTONS_LICENSE = MIT
+DATATABLES_BUTTONS_LICENSE_FILES = License.txt
+
+define DATATABLES_BUTTONS_EXTRACT_CMDS
+	$(UNZIP) $(DATATABLES_BUTTONS_DL_DIR)/$(DATATABLES_BUTTONS_SOURCE) -d $(@D)
+	mv $(@D)/Buttons-$(DATATABLES_BUTTONS_VERSION)/* $(@D)
+	rmdir $(@D)/Buttons-$(DATATABLES_BUTTONS_VERSION)
+endef
+
+define DATATABLES_BUTTONS_INSTALL_TARGET_CMDS
+	$(INSTALL) -m 0755 -d $(TARGET_DIR)/var/www/datatables-buttons/css $(TARGET_DIR)/var/www/datatables-buttons/js
+	$(INSTALL) -m 0644 -t $(TARGET_DIR)/var/www/datatables-buttons/css $(@D)/css/*.min.css
+	$(INSTALL) -m 0644 -t $(TARGET_DIR)/var/www/datatables-buttons/js $(@D)/js/*.min.js
+endef
+
+$(eval $(generic-package))