feat: Complete code integration of modules (#18)

The complete code integration is done.

Co-authored-by: Sagnik <sagnik7896@gmail.com>
Reviewed-on: #18

backend/services/nemoclaw_runtime.py

@@ -0,0 +1,40 @@
+from __future__ import annotations
+
+import hashlib
+import hmac
+import os
+from typing import Any
+
+
+class NemoclawRuntime:
+    def claim_event(self, source_id: str, payload: dict[str, Any]) -> dict[str, Any]:
+        claim = hashlib.sha256(f"{source_id}:{payload}".encode("utf-8")).hexdigest()[:24]
+        return {"claim_id": claim, "source_id": source_id, "status": "claimed"}
+
+    def verify_webhook_challenge(self, challenge: str, signature: str) -> bool:
+        secret = os.getenv("NEMOCLAW_WEBHOOK_SECRET", "")
+        if not secret:
+            return False
+        expected = hmac.new(secret.encode("utf-8"), challenge.encode("utf-8"), hashlib.sha256).hexdigest()
+        return hmac.compare_digest(expected, signature)
+
+    def build_workflow_dispatch(
+        self,
+        *,
+        prompt: str,
+        tenant_id: str,
+        actor_role: str,
+        component_templates: list[str],
+    ) -> dict[str, Any]:
+        return {
+            "runtime": "python_native_nemoclaw",
+            "tenantId": tenant_id,
+            "actorRole": actor_role,
+            "workflow": "oracle_canvas_generation",
+            "prompt": prompt,
+            "componentTemplates": component_templates,
+            "executionBackend": "comfyui_orchestrated",
+        }
+
+
+nemoclaw_runtime = NemoclawRuntime()