fix: database upgrade and added basic timer

gaseous-server/Controllers/SignaturesController.cs

@@ -12,7 +12,7 @@ using Microsoft.AspNetCore.Mvc;
 namespace gaseous_server.Controllers
 {
     [ApiController]
-    [Route("api/[controller]/[action]")]
+    [Route("api/v1/[controller]/[action]")]
     public class SignaturesController : ControllerBase
     {
         /// <summary>

gaseous-server/Program.cs

@@ -1,6 +1,12 @@
 using System.Text.Json.Serialization;
+using gaseous_server;
 using gaseous_tools;
 
+// set up db
+Database db = new gaseous_tools.Database(Database.databaseType.MySql, Config.DatabaseConfiguration.ConnectionString);
+db.InitDB();
+
+// set up server
 var builder = WebApplication.CreateBuilder(args);
 
 // Add services to the container.
@@ -13,6 +19,7 @@ builder.Services.AddControllers().AddJsonOptions(x =>
 // Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
 builder.Services.AddEndpointsApiExplorer();
 builder.Services.AddSwaggerGen();
+builder.Services.AddHostedService<TimedHostedService>();
 
 var app = builder.Build();
 
@@ -29,10 +36,6 @@ app.UseAuthorization();
 
 app.MapControllers();
 
-// set up db
-Database db = new gaseous_tools.Database(Database.databaseType.MySql, Config.DatabaseConfiguration.ConnectionString);
-db.InitDB();
-
 // start the app
 app.Run();
 

gaseous-server/Timer.cs

@@ -0,0 +1,50 @@
+using System;
+
+namespace gaseous_server
+{
+    // see: https://learn.microsoft.com/en-us/aspnet/core/fundamentals/host/hosted-services?view=aspnetcore-5.0&tabs=visual-studio-mac#timed-background-tasks-1
+    public class TimedHostedService : IHostedService, IDisposable
+    {
+        private int executionCount = 0;
+        private readonly ILogger<TimedHostedService> _logger;
+        private Timer _timer;
+
+        public TimedHostedService(ILogger<TimedHostedService> logger)
+        {
+            _logger = logger;
+        }
+
+        public Task StartAsync(CancellationToken stoppingToken)
+        {
+            _logger.LogInformation("Timed Hosted Service running.");
+
+            _timer = new Timer(DoWork, null, TimeSpan.Zero,
+                TimeSpan.FromSeconds(5));
+
+            return Task.CompletedTask;
+        }
+
+        private void DoWork(object state)
+        {
+            var count = Interlocked.Increment(ref executionCount);
+
+            _logger.LogInformation(
+                "Timed Hosted Service is working. Count: {Count}", count);
+        }
+
+        public Task StopAsync(CancellationToken stoppingToken)
+        {
+            _logger.LogInformation("Timed Hosted Service is stopping.");
+
+            _timer?.Change(Timeout.Infinite, 0);
+
+            return Task.CompletedTask;
+        }
+
+        public void Dispose()
+        {
+            _timer?.Dispose();
+        }
+    }
+}
+