fix(readme): fixed wrong link on examples

Also added new keywords for npm discoverability

README.md

@@ -70,7 +70,7 @@ $ pwa-asset-generator --help
     $ pwa-asset-generator logo.html .
     $ pwa-asset-generator https://your-cdn-server.com/assets/logo.png . -t jpeg -q 90 --splash-only --portrait-only
     $ pwa-asset-generator logo.svg ./assets --scrape false --icon-only
-    $ pwa-asset-generator https://raw.githubusercontent.com/onderceylan/pwa-asset-generator/HEAD/static/demo.gif -p "15%" -b "linear-gradient(to right, #fa709a 0%, #fee140 100%)"
+    $ pwa-asset-generator https://raw.githubusercontent.com/onderceylan/pwa-asset-generator/HEAD/static/logo.png -p "15%" -b "linear-gradient(to right, #fa709a 0%, #fee140 100%)"
 
   Flag examples
     --background="rgba(255, 255, 255, .5)"

package.json

@@ -22,16 +22,19 @@
   },
   "keywords": [
     "pwa",
+    "puppeteer",
+    "chromium",
     "icon",
-    "icons",
     "launch-image",
     "ios",
     "android",
     "splashscreen",
     "splash-screen",
     "image-generation",
     "image",
-    "manifest"
+    "manifest",
+    "mobile",
+    "pwa-assets"
   ],
   "author": "Önder Ceylan <[email protected]>",
   "license": "MIT",