fix(export): show kib in mib

app/routes/export.py

@@ -23,6 +23,10 @@ def convert_cpu_to_cores(cpu):
     return float(cpu)  # Already in cores
 
 def convert_memory_to_mib(memory):
+    """
+    Convert memory to MiB (mebibytes).
+    Handles units: Ki (kibibytes), Mi (mebibytes), Gi (gibibytes).
+    """
     if "Ki" in memory:
         return int(memory.replace("Ki", "")) / 1024
     elif "Mi" in memory:
@@ -41,7 +45,7 @@ def fetch_k8s_data_with_usage():
     nodes = [{
         "node_name": node.metadata.name,
         "cpu": node.status.capacity.get("cpu"),
-        "memory": node.status.capacity.get("memory"),
+        "memory": round(convert_memory_to_mib(node.status.capacity.get("memory")), 2),  # Convert to MiB
         "pods_allocatable": node.status.allocatable.get("pods"),
     } for node in v1.list_node().items]
 
@@ -81,6 +85,9 @@ def fetch_k8s_data_with_usage():
 # Export endpoint
 @router.get("/export")
 def export_data(format: str = "yaml"):
+    """
+    API endpoint to export data in YAML or JSON format.
+    """
     data = {
         "metal_nodes": fetch_all("metal_nodes"),
         "virtual_machines": fetch_all("virtual_machines"),
@@ -93,4 +100,4 @@ def export_data(format: str = "yaml"):
         yaml_data = yaml.safe_dump(data, sort_keys=False)
         return Response(content=yaml_data, media_type="text/yaml")
     
-    return json.dumps(data, indent=2)
+    return Response(content=json.dumps(data, indent=2), media_type="application/json")