Fix CORS issues, probably

rubberduckvba.Server/Api/Admin/AdminController.cs

@@ -1,4 +1,5 @@
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Options;
 
@@ -13,6 +14,7 @@ public class AdminController(ConfigurationOptions options, HangfireLauncherServi
     /// </summary>
     /// <returns>The unique identifier of the enqueued job.</returns>
     [Authorize("github")]
+    [EnableCors("CorsPolicy")]
     [HttpPost("admin/update/xmldoc")]
     public IActionResult UpdateXmldocContent()
     {
@@ -25,6 +27,7 @@ public IActionResult UpdateXmldocContent()
     /// </summary>
     /// <returns>The unique identifier of the enqueued job.</returns>
     [Authorize("github")]
+    [EnableCors("CorsPolicy")]
     [HttpPost("admin/update/tags")]
     public IActionResult UpdateTagMetadata()
     {

rubberduckvba.Server/Api/Admin/WebhookController.cs

@@ -1,4 +1,5 @@
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Mvc;
 using System.Text.Json;
 
@@ -21,6 +22,7 @@ public WebhookController(
     }
 
     [Authorize("webhook")]
+    [EnableCors("webhookPolicy")]
     [HttpPost("webhook/github")]
     public async Task<IActionResult> GitHub([FromBody] dynamic body) =>
         GuardInternalAction(() =>

rubberduckvba.Server/Api/Auth/AuthController.cs

@@ -1,4 +1,5 @@
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Options;
 using Octokit;
@@ -70,6 +71,7 @@ public IActionResult Index()
     }
 
     [HttpPost("auth/signin")]
+    [EnableCors("CorsPolicy")]
     [AllowAnonymous]
     public IActionResult SessionSignIn(SignInViewModel vm)
     {
@@ -106,6 +108,7 @@ public IActionResult SessionSignIn(SignInViewModel vm)
     }
 
     [HttpPost("auth/github")]
+    [EnableCors("CorsPolicy")]
     [AllowAnonymous]
     public IActionResult OnGitHubCallback(SignInViewModel vm)
     {

rubberduckvba.Server/ContentSynchronization/Pipeline/Sections/SyncTags/LoadGitHubTagsBlock.cs

@@ -16,7 +16,7 @@ public LoadGitHubTagsBlock(PipelineSection<SyncContext> parent, CancellationToke
 
     public override async Task<SyncContext> TransformAsync(SyncRequestParameters input)
     {
-        var githubTags = await _github.GetAllTagsAsync(); // does not get the assets
+        var githubTags = await _github.GetAllTagsAsync(Context.RubberduckDbMain.Name);
         var (gitHubMain, gitHubNext, gitHubOthers) = githubTags.GetLatestTags();
 
         Context.LoadGitHubTags(gitHubMain, gitHubNext, gitHubOthers);

rubberduckvba.Server/ContentSynchronization/Pipeline/Sections/SyncXmldoc/SyncXmldocSection.cs

@@ -90,7 +90,8 @@ protected override async Task ActionAsync(SyncRequestParameters input)
     {
         Context.LoadParameters(input);
 
-        var githubTags = await _github.GetAllTagsAsync();
+        var dbMain = await _content.GetLatestTagAsync(RepositoryId.Rubberduck, includePreRelease: false);
+        var githubTags = await _github.GetAllTagsAsync(dbMain.Name);
 
         // LoadInspectionDefaultConfig
         var config = await _github.GetCodeAnalysisDefaultsConfigAsync();
@@ -115,7 +116,6 @@ await Task.WhenAll([
 
         await Task.Delay(TimeSpan.FromSeconds(2)); // just in case the tags job was scheduled at/around the same time
 
-        var dbMain = await _content.GetLatestTagAsync(RepositoryId.Rubberduck, includePreRelease: false);
         var dbNext = await _content.GetLatestTagAsync(RepositoryId.Rubberduck, includePreRelease: true);
 
         var dbTags = _tagServices.GetAllTags().ToDictionary(e => e.Name);

rubberduckvba.Server/Program.cs

@@ -45,7 +45,7 @@ public static void Main(string[] args)
 
         builder.Services.AddCors(builder =>
         {
-            builder.AddDefaultPolicy(policy =>
+            builder.AddPolicy("CorsPolicy", policy =>
             {
                 policy
                     .SetIsOriginAllowed(origin => true)
@@ -54,22 +54,6 @@ public static void Main(string[] args)
                     .AllowCredentials()
                     .Build();
             });
-
-            builder.AddPolicy("webhookPolicy", policy =>
-            {
-                policy
-#if DEBUG
-                    .SetIsOriginAllowed(origin => true)
-#else
-                    .SetIsOriginAllowedToAllowWildcardSubdomains()
-                    .WithOrigins("*.github.com")
-#endif
-                    .WithHeaders("Content-Type", "X-GitHub-Event", "X-GitHub-Delivery", "X-GitHub-Hook-ID", "X-Hub-Signature", "X-Hub-Signature256")
-                    .WithMethods("POST")
-                    .DisallowCredentials()
-                    .SetPreflightMaxAge(TimeSpan.FromHours(48))
-                    .Build();
-            });
         });
 
         builder.Services.AddAuthentication(options =>

rubberduckvba.Server/Services/GitHubClientService.cs

@@ -6,6 +6,7 @@
 using rubberduckvba.Server.ContentSynchronization.XmlDoc.Schema;
 using rubberduckvba.Server.Model;
 using System.Collections.Immutable;
+using System.Diagnostics.CodeAnalysis;
 using System.Security.Claims;
 using System.Text;
 using System.Web;
@@ -16,13 +17,20 @@ namespace rubberduckvba.Server.Services;
 public interface IGitHubClientService
 {
     Task<ClaimsPrincipal?> ValidateTokenAsync(string token);
-    Task<IEnumerable<TagGraph>> GetAllTagsAsync();
+    Task<IEnumerable<TagGraph>> GetAllTagsAsync(string? dbMainTagName);
     Task<TagGraph> GetTagAsync(string? token, string name);
     Task<IEnumerable<InspectionDefaultConfig>> GetCodeAnalysisDefaultsConfigAsync();
 }
 
 public class GitHubClientService(IOptions<GitHubSettings> configuration, ILogger<ServiceLogger> logger) : IGitHubClientService
 {
+    private class ReleaseComparer : IEqualityComparer<Release>
+    {
+        public bool Equals(Release? x, Release? y) => x?.Name == y?.Name;
+
+        public int GetHashCode([DisallowNull] Release obj) => HashCode.Combine(obj.Name);
+    }
+
     public async Task<ClaimsPrincipal?> ValidateTokenAsync(string? token)
     {
         if (token is null)
@@ -52,13 +60,18 @@ public class GitHubClientService(IOptions<GitHubSettings> configuration, ILogger
         return new ClaimsPrincipal(identity);
     }
 
-    public async Task<IEnumerable<TagGraph>> GetAllTagsAsync()
+    public async Task<IEnumerable<TagGraph>> GetAllTagsAsync(string? dbMainTagName)
     {
         var config = configuration.Value;
         var credentials = new Credentials(config.OrgToken);
         var client = new GitHubClient(new ProductHeaderValue(config.UserAgent), new InMemoryCredentialStore(credentials));
 
-        var releases = await client.Repository.Release.GetAll(config.OwnerOrg, config.Rubberduck, new ApiOptions { PageCount = 1, PageSize = 10 });
+
+        var getReleases = client.Repository.Release.GetAll(config.OwnerOrg, config.Rubberduck, new ApiOptions { PageCount = 1, PageSize = 10 });
+        var getKnownMain = client.Repository.Release.Get(config.OwnerOrg, config.Rubberduck, dbMainTagName);
+        await Task.WhenAll(getReleases, getKnownMain);
+
+        var releases = (await getReleases).Append(await getKnownMain).ToHashSet(new ReleaseComparer());
 
         return (from release in releases
                 let installer = release.Assets.SingleOrDefault(asset => asset.Name.EndsWith(".exe") && asset.Name.StartsWith("Rubberduck.Setup"))