feat: implement graphql API with static key authentication

api/schema.py

@@ -0,0 +1,68 @@
+import strawberry
+from typing import List, Optional
+import os
+from api.crontab_manager import CrontabManager
+
+def get_manager():
+    tabfile = os.getenv("TABFILE")
+    return CrontabManager(tabfile=tabfile)
+
+@strawberry.type
+class Alarm:
+    id: str
+    cron_expression: str
+    command: str
+    is_enabled: bool
+
+@strawberry.type
+class Query:
+    @strawberry.field
+    def get_alarms(self) -> List[Alarm]:
+        manager = get_manager()
+        return [Alarm(**a) for a in manager.get_alarms()]
+
+    @strawberry.field
+    def get_alarm(self, id: str) -> Optional[Alarm]:
+        manager = get_manager()
+        alarms = manager.get_alarms()
+        for a in alarms:
+            if a["id"] == id:
+                return Alarm(**a)
+        return None
+
+@strawberry.type
+class Mutation:
+    @strawberry.field
+    def set_alarm(
+        self,
+        cron_expression: str,
+        command: str,
+        is_enabled: bool = True,
+        id: Optional[str] = None
+    ) -> Alarm:
+        manager = get_manager()
+        new_id = manager.set_alarm(
+            alarm_id=id,
+            cron_expression=cron_expression,
+            command=command,
+            is_enabled=is_enabled
+        )
+        return Alarm(
+            id=new_id,
+            cron_expression=cron_expression,
+            command=command,
+            is_enabled=is_enabled
+        )
+
+    @strawberry.field
+    def delete_alarm(self, id: str) -> bool:
+        manager = get_manager()
+        # Verify it exists
+        alarms = manager.get_alarms()
+        exists = any(a["id"] == id for a in alarms)
+        if exists:
+            manager.delete_alarm(id)
+            return True
+        return False
+
+schema = strawberry.Schema(query=Query, mutation=Mutation)