Clean up compiler and inspection warnings

app/MindWork AI Studio.sln.DotSettings

@@ -1,4 +1,8 @@
 <wpf:ResourceDictionary xml:space="preserve" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:s="clr-namespace:System;assembly=mscorlib" xmlns:ss="urn:shemas-jetbrains-com:settings-storage-xaml" xmlns:wpf="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
+	<!-- The local RAG index store is SQLite, where TEXT is stored dynamically. HasMaxLength() has no
+	     effect there, while picking arbitrary limits for paths or chunk texts would turn into real
+	     storage errors as soon as somebody indexes a deeply nested folder or a long document. -->
+	<s:String x:Key="/Default/CodeInspection/Highlighting/InspectionSeverities/=EntityFramework_002EModelValidation_002EUnlimitedStringLength/@EntryIndexedValue">DO_NOT_SHOW</s:String>
 	<s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/Abbreviations/=AI/@EntryIndexedValue">AI</s:String>
 	<s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/Abbreviations/=EDI/@EntryIndexedValue">EDI</s:String>
 	<s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/Abbreviations/=ERI/@EntryIndexedValue">ERI</s:String>

app/MindWork AI Studio/Dialogs/DataSourceERI_V1Dialog.razor.cs

@@ -1,7 +1,5 @@
 using AIStudio.Assistants.ERI;
 using AIStudio.Components;
-using AIStudio.Provider;
-using AIStudio.Settings;
 using AIStudio.Settings.DataModel;
 using AIStudio.Tools.ERIClient;
 using AIStudio.Tools.ERIClient.DataModel;

app/MindWork AI Studio/Dialogs/DataSourceLocalDirectoryDialog.razor.cs

@@ -137,7 +137,7 @@ public partial class DataSourceLocalDirectoryDialog : MSGComponentBase
         ? T("No embedding selected")
         : string.IsNullOrWhiteSpace(this.SelectedEmbedding.TokenizerPath)
             ? T("Default tokenizer")
-            : System.IO.Path.GetFileName(this.SelectedEmbedding.TokenizerPath);
+            : Path.GetFileName(this.SelectedEmbedding.TokenizerPath);
 
     private int ProviderMaxChunkTokenLength => this.SelectedEmbedding?.EffectiveTokenLimit ?? EmbeddingProvider.DEFAULT_TOKEN_LIMIT;
 

app/MindWork AI Studio/Dialogs/DataSourceLocalDirectoryInfoDialog.razor

@@ -1,4 +1,3 @@
-@using AIStudio.Settings.DataModel
 @using AIStudio.Provider
 @inherits MSGComponentBase
 

app/MindWork AI Studio/Dialogs/DataSourceLocalFileDialog.razor.cs

@@ -137,7 +137,7 @@ public partial class DataSourceLocalFileDialog : MSGComponentBase
         ? T("No embedding selected")
         : string.IsNullOrWhiteSpace(this.SelectedEmbedding.TokenizerPath)
             ? T("Default tokenizer")
-            : System.IO.Path.GetFileName(this.SelectedEmbedding.TokenizerPath);
+            : Path.GetFileName(this.SelectedEmbedding.TokenizerPath);
 
     private int ProviderMaxChunkTokenLength => this.SelectedEmbedding?.EffectiveTokenLimit ?? EmbeddingProvider.DEFAULT_TOKEN_LIMIT;
 

app/MindWork AI Studio/Dialogs/DataSourceLocalFileInfoDialog.razor

@@ -1,4 +1,3 @@
-@using AIStudio.Settings.DataModel
 @using AIStudio.Provider
 @inherits MSGComponentBase
 

app/MindWork AI Studio/Dialogs/EmbeddingProviderDialog.razor

@@ -1,7 +1,6 @@
 @using AIStudio.Provider
 @using AIStudio.Provider.HuggingFace
 @using AIStudio.Provider.SelfHosted
-@using AIStudio.Tools.Rust
 @inherits MSGComponentBase
 
 <MudDialog>

app/MindWork AI Studio/Dialogs/ProviderDialog.razor

@@ -1,7 +1,6 @@
 @using AIStudio.Provider
 @using AIStudio.Provider.HuggingFace
 @using AIStudio.Provider.SelfHosted
-@using AIStudio.Tools.Rust
 @inherits MSGComponentBase
 <MudDialog>
     <DialogContent>

app/MindWork AI Studio/Layout/MainLayout.razor.cs

@@ -1,4 +1,3 @@
-using System.Runtime.CompilerServices;
 using AIStudio.Dialogs;
 using AIStudio.Settings;
 using AIStudio.Settings.DataModel;
@@ -84,7 +83,7 @@ public partial class MainLayout : LayoutComponentBase, IMessageBusReceiver, ILan
     private DataSourceEmbeddingOverview embeddingOverview = new(false, DataSourceEmbeddingState.COMPLETED, 0, 0, 0);
     private IReadOnlyCollection<NavBarItem> navItems = [];
     private NavBarItem embeddingItem = new (string.Empty, string.Empty, string.Empty, string.Empty, string.Empty, false);
-    private bool showEmbeddingStatusIcon = false;
+    private bool showEmbeddingStatusIcon;
     
     #region Overrides of ComponentBase
 

app/MindWork AI Studio/Plugins/configuration/plugin.lua

@@ -213,7 +213,7 @@ CONFIG["EMBEDDING_PROVIDERS"] = {}
 --
 --     -- Optional: Encrypted API key (see LLM_PROVIDERS example for details)
 --     -- ["APIKey"] = "ENC:v1:<base64-encoded encrypted data>",
-
+--
 --     -- Optional: tokenizer path for this provider relative to the plugin directory.
 --     -- ["TokenizerPath"] = "",
 --

app/MindWork AI Studio/Tools/Databases/DatabaseClientProvider.cs

@@ -4,7 +4,7 @@ using AIStudio.Tools.Services;
 
 namespace AIStudio.Tools.Databases;
 
-public sealed partial class DatabaseClientProvider(RustService rustService, ILoggerFactory loggerFactory) : IDisposable
+public sealed class DatabaseClientProvider(RustService rustService, ILoggerFactory loggerFactory) : IDisposable
 {
     private readonly Dictionary<DatabaseRole, DatabaseClient> clients = new();
     private readonly Dictionary<DatabaseRole, SemaphoreSlim> locks = new();

app/MindWork AI Studio/Tools/Databases/IndexStore/Migrations/IndexStoreDbContextModelSnapshot.cs

@@ -5,6 +5,9 @@ using Microsoft.EntityFrameworkCore.Infrastructure;
 
 namespace AIStudio.Tools.Databases.IndexStore.Migrations;
 
+// EF Core writes this file and declares the type as partial. Dropping the keyword would only
+// last until the next migration is added, so the inspection is silenced instead.
+// ReSharper disable once PartialTypeWithSinglePart
 [DbContext(typeof(IndexStoreDbContext))]
 partial class IndexStoreDbContextModelSnapshot : ModelSnapshot
 {

app/MindWork AI Studio/Tools/Services/DataSourceEmbeddingService.Files.cs

@@ -6,7 +6,6 @@ using AIStudio.Provider;
 using AIStudio.Settings;
 using AIStudio.Settings.DataModel;
 using AIStudio.Tools.Databases.IndexStore;
-using AIStudio.Tools.PluginSystem;
 using AIStudio.Tools.Rust;
 
 namespace AIStudio.Tools.Services;
@@ -242,7 +241,7 @@ public sealed partial class DataSourceEmbeddingService
             minimumCandidateUnitCount = searchedMaximumCandidateUnitCount + 1;
             maximumCandidateUnitCount = (int)Math.Min(
                 availableUnitCount,
-                Math.Max((long)minimumCandidateUnitCount, (long)searchedMaximumCandidateUnitCount * 2));
+                Math.Max(minimumCandidateUnitCount, (long)searchedMaximumCandidateUnitCount * 2));
         }
 
         return largestValidUnitCount;
@@ -282,7 +281,7 @@ public sealed partial class DataSourceEmbeddingService
         foreach (var unit in units)
         {
             consumedLength += unit.Length;
-            var tokenCountAtBoundary = (int)Math.Min(sourceTokenCount.Value, (long)sourceTokenCount.Value * consumedLength / totalLength);
+            var tokenCountAtBoundary = (int)Math.Min(sourceTokenCount.Value, sourceTokenCount.Value * consumedLength / totalLength);
             result.Add(Math.Max(0, tokenCountAtBoundary - allocatedTokenCount));
             allocatedTokenCount = tokenCountAtBoundary;
         }
@@ -455,7 +454,6 @@ public sealed partial class DataSourceEmbeddingService
             }
 
             var chunk = AddOverlapPrefix(text[startIndex..bestEndIndex].Trim(), overlapPrefix);
-            overlapPrefix = string.Empty;
             if (!string.IsNullOrWhiteSpace(chunk))
                 yield return chunk;
 
@@ -960,7 +958,7 @@ public sealed partial class DataSourceEmbeddingService
         {
             DataSourceLocalFile localFile => indexedFiles.Count > 0
                 ? fileHashes[indexedFiles[0].FullName]
-                : BuildMetadataHash("file", localFile.FilePath, Path.GetFileName(localFile.FilePath) ?? string.Empty, "missing", "0"),
+                : BuildMetadataHash("file", localFile.FilePath, Path.GetFileName(localFile.FilePath), "missing", "0"),
 
             DataSourceLocalDirectory localDirectory => this.BuildDirectoryMetadataHash(localDirectory, indexedFiles, fileHashes),
 

app/MindWork AI Studio/Tools/Services/DataSourceEmbeddingService.Watchers.cs

@@ -1,5 +1,4 @@
 using System.Collections.Concurrent;
-using System.Threading;
 using AIStudio.Settings;
 using AIStudio.Settings.DataModel;
 

app/MindWork AI Studio/Tools/Services/DataSourceEmbeddingService.cs

@@ -1,6 +1,5 @@
 using System.Collections.Concurrent;
 using System.Diagnostics.CodeAnalysis;
-using System.Threading;
 using System.Threading.Channels;
 
 using AIStudio.Provider;

app/MindWork AI Studio/Tools/Services/DataSourceLocalRetrievalService.cs

@@ -43,10 +43,10 @@ public sealed class DataSourceLocalRetrievalService(
         int ConfidenceLevelRank);
 
     public Task<IReadOnlyList<IRetrievalContext>> RetrieveDataAsync(DataSourceLocalFile dataSource, IContent lastUserPrompt, ChatThread thread, CancellationToken token = default) =>
-        this.RetrieveDataAsync((IInternalDataSource)dataSource, lastUserPrompt, token);
+        this.RetrieveDataAsync(dataSource, lastUserPrompt, token);
 
     public Task<IReadOnlyList<IRetrievalContext>> RetrieveDataAsync(DataSourceLocalDirectory dataSource, IContent lastUserPrompt, ChatThread thread, CancellationToken token = default) =>
-        this.RetrieveDataAsync((IInternalDataSource)dataSource, lastUserPrompt, token);
+        this.RetrieveDataAsync(dataSource, lastUserPrompt, token);
 
     private async Task<IReadOnlyList<IRetrievalContext>> RetrieveDataAsync(IInternalDataSource dataSource, IContent lastUserPrompt, CancellationToken token)
     {

app/MindWork AI Studio/Tools/Services/RustService.Retrieval.cs

@@ -3,7 +3,6 @@ using System.Text.Json;
 using System.Runtime.CompilerServices;
 
 using AIStudio.Settings;
-using AIStudio.Tools.Rust;
 using AIStudio.Tools.Security;
 
 namespace AIStudio.Tools.Services;
@@ -303,7 +302,7 @@ public sealed partial class RustService
             yield break;
         }
 
-        string? finalContentChunk = null;
+        string? finalContentChunk;
         try
         {
             await using var stream = await response.Content.ReadAsStreamAsync(token);

app/MindWork AI Studio/Tools/Services/RustService.Tokenizer.cs

@@ -72,7 +72,7 @@ public sealed partial class RustService
     private async Task<TokenizerResponse?> GetTokenCount(string providerName, string tokenizerPath, string text, CancellationToken cancellationToken)
     {
         var result = await this.http.PostAsJsonAsync("/tokenizer/count", new {
-            text = text,
+            text,
             tokenizer_path = tokenizerPath,
         }, this.jsonRustSerializerOptions, cancellationToken);