IMG_SRC := $(wildcard *.jpg)
IMG_DST := $(IMG_SRC:%.jpg=build/%.jpg)
IMG_TAGS := $(patsubst %.jpg,<img src="%.jpg">,$(IMG_SRC))

.PHONY: all
all: build/index.html $(IMG_DST)

build/index.html: index.html | build
	sed '/INSERT IMAGES HERE/c$(IMG_TAGS)' index.html > $@

build/%.jpg: %.jpg | build
	magick $< -gravity center -crop 16:9 -resize 1920x1920 -quality 80 $@

build:
	mkdir -p build

.PHONY: deploy
deploy: all
	rsync -av build/ bert:/srv/www/troop352.us/

.PHONY: clean
clean:
	rm -rf build