Fix #1, add comments

.gitignore

@@ -4,9 +4,9 @@ build
 /dist
 source
 app
+extra
 app-32.7z
 deezer-*.exe
 package-lock.json
 package.json
-app.7z
-systray.png
+app.7z

Makefile

@@ -5,7 +5,7 @@ PKGVER = 5.30.0
 BASE_URL = https://www.deezer.com/desktop/download/artifact/win32/x86/$(PKGVER)
 EXE_NAME = $(PKGNAME)-$(PKGVER)-setup.exe
 
-json_add = '},\
+pkg_json_append = '},\
   "scripts": {\
 	"dist": "electron-builder",\
 	"start": "electron ."\
@@ -20,7 +20,16 @@ json_add = '},\
     ],\
     "directories": {\
       "buildResources": "build"\
-    }\
+    },\
+    "extraResources": [\
+      {\
+        "from": "../extra/",\
+        "to": ".",\
+        "filter": [\
+          "**"\
+        ]\
+      }\
+    ]\
   }\
 }'
 
@@ -31,35 +40,47 @@ install_build_deps:
 
 
 prepare: install_build_deps
-	wget -c $(BASE_URL) -O $(EXE_NAME)
-	# Extract app from installer
-	7z x -so $(EXE_NAME) '$$PLUGINSDIR/app-32.7z' > app-32.7z
-	# Extract app archive
-	7z x -y -bsp0 -bso0 app-32.7z -osource
-	
+	mkdir -p source
+	# Download installer
+	wget -c $(BASE_URL) -O source/$(EXE_NAME)
+	# Extract app archive from installer
+	cd source && 7z x -so $(EXE_NAME) '$$PLUGINSDIR/app-32.7z' > app-32.7z
+	# Extract app from app archive
+	cd source && 7z x -y -bsp0 -bso0 app-32.7z
+	# Extract app sources from the app
 	asar extract source/resources/app.asar app
 	
-	cp source/resources/win/systray.png .
+	# Add extra resources to be used at runtime
+	mkdir -p extra/linux
+	cp source/resources/win/systray.png extra/linux/
 	
+	# Prettier the sources to patch successfully
 	prettier --write "app/build/*.js"
-	# Hide to tray (https://github.com/SibrenVasse/deezer/issues/4)
+	# Patch hide to tray (https://github.com/SibrenVasse/deezer/issues/4)
 	patch -p1 -dapp < quit.patch
 	# Add start in tray cli option (https://github.com/SibrenVasse/deezer/pull/12)
 	patch -p1 -dapp < start-hidden-in-tray.patch
 
+	# Append `pkg_json_append` to the `package.json` of the app
+	# Adds electron, elecron-builder dependencies, and build directives
 	head -n -2 app/package.json > tmp.txt && mv tmp.txt app/package.json
-	echo  $(json_add) | tee -a app/package.json
+	echo  $(pkg_json_append) | tee -a app/package.json
 
 
 build_flatpak: prepare
+	# Generate npm sources (without installing them)
 	npm i --prefix=app --package-lock-only
+	# Package the sources to use them in flatpak-builder offline
 	./flatpak-node-generator.py npm app/package-lock.json -o flatpak/generated-sources.json --electron-node-headers --xdg-layout
 
+	# Build the Flatpak app
 	cd flatpak && flatpak-builder build dev.aunetx.deezer.yml --install --force-clean --user
 
 
 build_appimage: prepare
-	npm install --prefix=app
+	# Install required dependencies to pack them with AppImage
+	npm i --prefix=app
+	# Build the AppImage package
 	npm run dist --prefix=app
 
 
@@ -68,4 +89,4 @@ run_flatpak:
 
 
 clean:
-	rm -rf app flatpak/{.flatpak-builder,build} node_modules source app-32.7z app.7z deezer-*.exe package-lock.json systray.png
+	rm -rf app extra flatpak/{.flatpak-builder,build} node_modules source app-32.7z app.7z deezer-*.exe package-lock.json