Prepare Data History Provider 2.7 integration update

- modularize Citrix and agent integrations and add remote desktop endpoints
- extend ticket overview, ticket links, token validation, and staged relation handling
- update configuration, licensing, project, signing, and publish artifacts

F4SDwebService/Controllers/RemoteDesktopController.cs

@@ -0,0 +1,72 @@
+using C4IT.DataHistoryProvider.Base.DataSources;
+using C4IT.DataHistoryProvider.Base.Modules.Agent;
+using C4IT.FASD.Base;
+using C4IT.FASD.Communication.Agent;
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Web.Http;
+
+namespace F4SDwebService.Controllers
+{
+    public class RemoteDesktopController : ApiController
+    {
+        private readonly IRemoteDesktopManager<AgentRemoteConnectionInfo, AgentRemoteClientInfo, AgentRemoteConnectionStatusDto> _remoteDesktopManager;
+
+        public RemoteDesktopController()
+        {
+            var agentConfig = WebApiApplication.Collector.F4sdAgent.GetAgentApiConfiguration(true);
+            _remoteDesktopManager = new AgentRemoteDesktopManager(agentConfig);
+        }
+
+        [HttpPost]
+        [Route("api/RemoteDesktop/Initiate")]
+        public async Task<IHttpActionResult> Initiate([FromBody] AgentRemoteClientInfo clientInfo, [FromUri] bool isElevated, CancellationToken token = default)
+        {
+            AgentRemoteConnectionInfo connection = await _remoteDesktopManager.InitiateConnectionOfClient(clientInfo, isElevated, token);
+
+            if (connection is null)
+                return NotFound();
+            else if (connection.Errors is null)
+                return Ok(connection);
+            else
+                return Content(System.Net.HttpStatusCode.BadRequest, connection);
+        }
+
+        [HttpGet]
+        [Route("api/RemoteDesktop/{connectionId}/Status")]
+        public async Task<IHttpActionResult> GetStatus(Guid connectionId)
+        {
+            AgentRemoteConnectionStatusDto status = await _remoteDesktopManager.GetConnectionStatus(connectionId);
+
+            if (status is null)
+                return NotFound();
+
+            return Ok(status);
+        }
+
+        [HttpDelete]
+        [Route("api/RemoteDesktop/{connectionId}/Stop")]
+        public async Task<IHttpActionResult> Stop(Guid connectionId)
+        {
+            await _remoteDesktopManager.TerminateConnection(connectionId);
+            return Ok();
+        }
+
+        [HttpGet]
+        [Route("api/RemoteDesktop/IsActive")]
+        public IHttpActionResult IsActive()
+        {
+            bool isActive = _remoteDesktopManager.IsActive();
+            return Ok(isActive);
+        }
+
+        [HttpGet]
+        [Route("api/RemoteDesktop/health")]
+        public async Task<IHttpActionResult> GetHealth()
+        {
+            HealthInformation healthInfo = await _remoteDesktopManager.GetHealthInfo();
+            return Ok(healthInfo);
+        }
+    }
+}