vault backup: 2025-06-22 11:02:30

02_ProjectOrientedSessions/Session05/Session05 Backend.md

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+# CORS (Backend Repository)
+- [ ] open `program.cs` and add the following lines
+
+```c#
+builder.Services.AddCors(options =>
+{
+    options.AddPolicy("Frontend", policy =>
+    {
+        policy.WithOrigins("http://localhost:5173")
+        .AllowAnyHeader()
+        .AllowAnyMethod();
+    });
+});
+
+...
+
+app.UseCors("Frontend");
+```
+