add links to readme, add helper scripts

scripts/generate-obtainium-urls.py

@@ -0,0 +1,28 @@
+import json
+import sys
+import urllib.parse
+
+def generate_obtainium_url(app):
+    obtainium_base = "http://apps.obtainium.imranr.dev/redirect.html?r=obtainium://app/"
+    app_json = json.dumps(app, separators=(',', ':'))  # Minify JSON
+    encoded_json = urllib.parse.quote(app_json)
+    return f"{obtainium_base}{encoded_json}"
+
+def main(json_file):
+    with open(json_file, 'r', encoding='utf-8') as f:
+        data = json.load(f)
+
+    if 'apps' not in data:
+        print("Invalid JSON format: Missing 'apps' key.")
+        sys.exit(1)
+
+    for app in data['apps']:
+        obtainium_url = generate_obtainium_url(app)
+        print(f"{app['name']}: {obtainium_url}\n")
+
+if __name__ == "__main__":
+    if len(sys.argv) != 2:
+        print("Usage: python generate_obtainium_urls.py <json_file>")
+        sys.exit(1)
+
+    main(sys.argv[1])