Add generic memory gateway v1

memory_gateway/skills/extract_memory_skill.py

@@ -0,0 +1,11 @@
+from .base import MemorySkill, SkillResult
+
+
+class ExtractMemorySkill(MemorySkill):
+    name = "extract_memory_skill"
+
+    async def run(self, payload: dict) -> SkillResult:
+        text = payload.get("content", "")
+        candidates = [{"content": text, "confidence": 0.5}] if text else []
+        return SkillResult(status="ok", output={"candidates": candidates})
+