chore: add jimp dependency, icon padding script, and update configuration

node_modules/exif-parser/Makefile

@@ -0,0 +1,16 @@
+VERSION=$(shell node --eval "console.log(require('./package.json').version)")
+BUNDLE=dist/exif-parser-$(VERSION).js
+MIN_BUNDLE=dist/exif-parser-$(VERSION)-min.js
+BROWSERIFY=node_modules/.bin/browserify
+UGLIFY=node_modules/.bin/uglifyjs
+
+build-browser-bundle: setup
+	@echo "building $(BUNDLE) ..."
+	@mkdir -p dist/
+	@$(BROWSERIFY) --bare browser-global.js -o $(BUNDLE)
+	@echo "building $(MIN_BUNDLE) ..."
+	@$(UGLIFY) $(BUNDLE) -o $(MIN_BUNDLE) --compress
+setup:
+	@npm install --no-optional --loglevel error --development
+clean:
+	@rm -rf dist/