fix: adding shuffle_sdk to sigma to fix broken import

sigma/1.0.0/requirements.txt

@@ -1,2 +1,3 @@
 requests==2.32.4
 sigmatools==0.20
+shuffle-sdk==0.0.40

sigma/1.0.0/src/app.py

@@ -6,7 +6,8 @@
 import json
 import subprocess
 
-from walkoff_app_sdk.app_base import AppBase
+# from walkoff_app_sdk.app_base import AppBase
+from shuffle_sdk import AppBase
 
 # Make file sample with namespace yara:
 ## curl http://localhost:5001/api/v1/files/create -H "Authorization: Bearer 09627dcb-7e2a-4843-819b-417d268ff840" -d '{"filename": "HelloWorld.yml", "org_id": "11f67b76-6051-4425-b0d6-be23daac6d12", "workflow_id": "global", "namespace": "sigma"}'
@@ -15,7 +16,7 @@
 # 2. Add a way to choose the rule and the target platform for it
 # 3. Add the possibility of translating rules back and forth
 
-# 4. Make it so you can start with Mitre Att&ck techniques 
+# 4. Make it so you can start with Mitre Att&ck techniques
 # and automatically get the right rules set up with your tools :O
 class Sigma(AppBase):
     __version__ = "1.0.0"
@@ -52,19 +53,19 @@ def get_searches(self, engine, backend, shuffle_namespace):
         self.logger.info(f"Dir: {os.listdir(basedir)}")
 
         rule = shuffle_namespace
-        #filename = "file.yaml" 
+        #filename = "file.yaml"
         #with open(filename, "w+") as tmp:
         #    tmp.write(rule)
-    
+
         code = "sigmac --target=%s" % engine
         #if len(backend) > 0:
         if backend:
             if "list" in backend:
                 code += "--list"
             else:
                 code += " -c %s" % backend
-    
-        code += " rules/*" 
+
+        code += " rules/*"
         self.logger.info("Code: ", code)
         print(code)
         print()
@@ -83,13 +84,13 @@ def get_searches(self, engine, backend, shuffle_namespace):
         else:
             print("FAILED to run bash: ", stdout[1])
             item = stdout[1]
-    
+
         try:
             ret = item.decode("utf-8")
             return ret
         except Exception:
             return item
-    
+
         return item
 
 if __name__ == "__main__":