diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssetPlanItem.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssetPlanItem.cs
index f2e0cb871..8d6b62a91 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssetPlanItem.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingAssetPlanItem.cs	
@@ -13,17 +13,17 @@ public sealed class VisualBriefingAssetPlanItem
     /// Gets or sets the stable visual asset identifier.
     /// </summary>
     [JsonRequired]
-    public string AssetId { get; init; } = string.Empty;
+    public string AssetId { get; set; } = string.Empty;
 
     /// <summary>
     /// Gets or sets the model's visual description for presentation decisions.
     /// </summary>
     [JsonRequired]
-    public string Description { get; init; } = string.Empty;
+    public string Description { get; set; } = string.Empty;
 
     /// <summary>
     /// Gets or sets the target-language text alternative.
     /// </summary>
     [JsonRequired]
-    public string AltText { get; init; } = string.Empty;
+    public string AltText { get; set; } = string.Empty;
 }
\ No newline at end of file
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingBuildRecord.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingBuildRecord.cs
index c7b988b56..290834c1c 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingBuildRecord.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingBuildRecord.cs	
@@ -8,12 +8,12 @@ public sealed class VisualBriefingBuildRecord
     /// <summary>
     /// Gets or sets the build-record schema version.
     /// </summary>
-    public int BuildVersion { get; init; } = VisualBriefingVersions.BUILD;
+    public int BuildVersion { get; set; } = VisualBriefingVersions.BUILD;
 
     /// <summary>
     /// Gets or sets the build identifier.
     /// </summary>
-    public Guid BuildId { get; init; }
+    public Guid BuildId { get; set; }
 
     /// <summary>
     /// Gets or sets the operation identifier shown in diagnostics and logs.
@@ -23,17 +23,17 @@ public sealed class VisualBriefingBuildRecord
     /// <summary>
     /// Gets or sets the owning briefing identifier.
     /// </summary>
-    public Guid BriefingId { get; init; }
+    public Guid BriefingId { get; set; }
 
     /// <summary>
     /// Gets or sets the requested edit mode.
     /// </summary>
-    public VisualBriefingEditMode Mode { get; init; }
+    public VisualBriefingEditMode Mode { get; set; }
 
     /// <summary>
     /// Gets or sets the parent revision identifier.
     /// </summary>
-    public Guid? ParentRevisionId { get; init; }
+    public Guid? ParentRevisionId { get; set; }
 
     /// <summary>
     /// Gets or sets the local revision instruction used for recovery.
@@ -48,7 +48,7 @@ public sealed class VisualBriefingBuildRecord
     /// <summary>
     /// Gets or sets durable stage progress.
     /// </summary>
-    public List<VisualBriefingBuildStageRecord> Stages { get; init; } = [];
+    public List<VisualBriefingBuildStageRecord> Stages { get; set; } = [];
 
     /// <summary>
     /// Gets or sets the content artifact identifier.
@@ -83,47 +83,47 @@ public sealed class VisualBriefingBuildRecord
     /// <summary>
     /// Gets or sets the complete safe input fingerprint.
     /// </summary>
-    public string InputFingerprint { get; init; } = string.Empty;
+    public string InputFingerprint { get; set; } = string.Empty;
 
     /// <summary>
     /// Gets or sets the source and transcript fingerprint.
     /// </summary>
-    public string SourceFingerprint { get; init; } = string.Empty;
+    public string SourceFingerprint { get; set; } = string.Empty;
 
     /// <summary>
     /// Gets or sets the content prompt contract version.
     /// </summary>
-    public int ContentContractVersion { get; init; } = VisualBriefingVersions.CONTENT_CONTRACT;
+    public int ContentContractVersion { get; set; } = VisualBriefingVersions.CONTENT_CONTRACT;
 
     /// <summary>
     /// Gets or sets the evidence prompt contract version.
     /// </summary>
-    public int EvidenceContractVersion { get; init; } = VisualBriefingVersions.EVIDENCE_CONTRACT;
+    public int EvidenceContractVersion { get; set; } = VisualBriefingVersions.EVIDENCE_CONTRACT;
 
     /// <summary>
     /// Gets or sets the plan prompt contract version.
     /// </summary>
-    public int PlanContractVersion { get; init; } = VisualBriefingVersions.PLAN_CONTRACT;
+    public int PlanContractVersion { get; set; } = VisualBriefingVersions.PLAN_CONTRACT;
 
     /// <summary>
     /// Gets or sets the design prompt contract version.
     /// </summary>
-    public int DesignContractVersion { get; init; } = VisualBriefingVersions.DESIGN_CONTRACT;
+    public int DesignContractVersion { get; set; } = VisualBriefingVersions.DESIGN_CONTRACT;
 
     /// <summary>
     /// Gets or sets the selected provider family.
     /// </summary>
-    public string ProviderFamily { get; init; } = string.Empty;
+    public string ProviderFamily { get; set; } = string.Empty;
 
     /// <summary>
     /// Gets or sets the selected model name.
     /// </summary>
-    public string Model { get; init; } = string.Empty;
+    public string Model { get; set; } = string.Empty;
 
     /// <summary>
     /// Gets or sets the build creation time.
     /// </summary>
-    public DateTimeOffset CreatedAtUtc { get; init; }
+    public DateTimeOffset CreatedAtUtc { get; set; }
 
     /// <summary>
     /// Gets or sets the most recent build update time.
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingControlOption.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingControlOption.cs
index 0ee17de84..ab05c006c 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingControlOption.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingControlOption.cs	
@@ -11,9 +11,9 @@ public sealed class VisualBriefingControlOption
 {
     /// <summary>Gets or sets the stored option value.</summary>
     [JsonRequired]
-    public string Value { get; init; } = string.Empty;
+    public string Value { get; set; } = string.Empty;
 
     /// <summary>Gets or sets the visible option label.</summary>
     [JsonRequired]
-    public string Label { get; init; } = string.Empty;
+    public string Label { get; set; } = string.Empty;
 }
\ No newline at end of file
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingControlSpec.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingControlSpec.cs
index 4ba43abc1..7595f9dff 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingControlSpec.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingControlSpec.cs	
@@ -12,21 +12,21 @@ public sealed class VisualBriefingControlSpec
 {
     /// <summary>Gets or sets the globally unique control identifier.</summary>
     [JsonRequired]
-    public string ControlId { get; init; } = string.Empty;
+    public string ControlId { get; set; } = string.Empty;
 
     /// <summary>Gets or sets the owning component identifier.</summary>
     [JsonRequired]
-    public string ComponentId { get; init; } = string.Empty;
+    public string ComponentId { get; set; } = string.Empty;
 
     /// <summary>Gets or sets the control kind.</summary>
     [JsonRequired]
-    public VisualBriefingControlKind Kind { get; init; }
+    public VisualBriefingControlKind Kind { get; set; }
 
     /// <summary>Gets or sets the deterministic initial value.</summary>
     [JsonRequired]
-    public JsonElement InitialValue { get; init; }
+    public JsonElement InitialValue { get; set; }
 
     /// <summary>Gets or sets the selectable options.</summary>
     [JsonRequired]
-    public List<VisualBriefingControlOption> Options { get; init; } = [];
+    public List<VisualBriefingControlOption> Options { get; set; } = [];
 }
\ No newline at end of file
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingEvidenceArtifact.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingEvidenceArtifact.cs
index 0644b06ae..fd013d5f1 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingEvidenceArtifact.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingEvidenceArtifact.cs	
@@ -15,29 +15,29 @@ public sealed class VisualBriefingEvidenceArtifact
     public int ContractVersion { get; set; } = VisualBriefingVersions.EVIDENCE_CONTRACT;
     
     /// <summary>Gets or sets the immutable artifact identifier.</summary>
-    public Guid ArtifactId { get; init; }
+    public Guid ArtifactId { get; set; }
     
     /// <summary>Gets or sets the artifact creation time.</summary>
     public DateTimeOffset CreatedAtUtc { get; set; }
     
     /// <summary>Gets or sets the hash of the artifact payload.</summary>
-    public string PayloadHash { get; init; } = string.Empty;
+    public string PayloadHash { get; set; } = string.Empty;
     
     /// <summary>Gets or sets the extracted factual statements.</summary>
-    public List<VisualBriefingEvidenceFact> Facts { get; init; } = [];
+    public List<VisualBriefingEvidenceFact> Facts { get; set; } = [];
     
     /// <summary>Gets or sets the extracted numeric metrics.</summary>
-    public List<VisualBriefingEvidenceMetric> Metrics { get; init; } = [];
+    public List<VisualBriefingEvidenceMetric> Metrics { get; set; } = [];
     
     /// <summary>Gets or sets the extracted tables.</summary>
-    public List<VisualBriefingEvidenceTable> Tables { get; init; } = [];
+    public List<VisualBriefingEvidenceTable> Tables { get; set; } = [];
     
     /// <summary>Gets or sets source coverage.</summary>
-    public List<VisualBriefingSourceCoverage> SourceCoverage { get; init; } = [];
+    public List<VisualBriefingSourceCoverage> SourceCoverage { get; set; } = [];
     
     /// <summary>Gets or sets the visual asset plan.</summary>
-    public List<VisualBriefingAssetPlanItem> AssetPlan { get; init; } = [];
+    public List<VisualBriefingAssetPlanItem> AssetPlan { get; set; } = [];
     
     /// <summary>Gets or sets the contributing model name.</summary>
-    public string Model { get; init; } = string.Empty;
+    public string Model { get; set; } = string.Empty;
 }
\ No newline at end of file
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingExportManifest.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingExportManifest.cs
index dec997dc1..dea2ef5ed 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingExportManifest.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingExportManifest.cs	
@@ -11,102 +11,102 @@ public sealed class VisualBriefingExportManifest
     /// <summary>
     /// Defines <c>ArtifactVersion</c> for the visual briefing feature.
     /// </summary>
-    public int ArtifactVersion { get; init; } = VisualBriefingVersions.ARTIFACT;
+    public int ArtifactVersion { get; set; } = VisualBriefingVersions.ARTIFACT;
 
     /// <summary>
     /// Defines <c>SchemaVersion</c> for the visual briefing feature.
     /// </summary>
-    public int SchemaVersion { get; init; } = VisualBriefingVersions.SCHEMA;
+    public int SchemaVersion { get; set; } = VisualBriefingVersions.SCHEMA;
 
     /// <summary>
     /// Defines <c>RuntimeVersion</c> for the visual briefing feature.
     /// </summary>
-    public int RuntimeVersion { get; init; } = VisualBriefingVersions.RUNTIME;
+    public int RuntimeVersion { get; set; } = VisualBriefingVersions.RUNTIME;
 
     /// <summary>
     /// Defines <c>BriefingId</c> for the visual briefing feature.
     /// </summary>
-    public Guid BriefingId { get; init; }
+    public Guid BriefingId { get; set; }
 
     /// <summary>
     /// Defines <c>RevisionId</c> for the visual briefing feature.
     /// </summary>
-    public Guid RevisionId { get; init; }
+    public Guid RevisionId { get; set; }
 
     /// <summary>
     /// Defines <c>ParentRevisionId</c> for the visual briefing feature.
     /// </summary>
-    public Guid? ParentRevisionId { get; init; }
+    public Guid? ParentRevisionId { get; set; }
 
     /// <summary>
     /// Defines <c>Name</c> for the visual briefing feature.
     /// </summary>
-    public string Name { get; init; } = string.Empty;
+    public string Name { get; set; } = string.Empty;
 
     /// <summary>
     /// Defines <c>Author</c> for the visual briefing feature.
     /// </summary>
-    public string Author { get; init; } = string.Empty;
+    public string Author { get; set; } = string.Empty;
 
     /// <summary>
     /// Defines <c>CreatedAtUtc</c> for the visual briefing feature.
     /// </summary>
-    public DateTimeOffset CreatedAtUtc { get; init; }
+    public DateTimeOffset CreatedAtUtc { get; set; }
 
     /// <summary>
     /// Defines <c>TargetLanguage</c> for the visual briefing feature.
     /// </summary>
-    public CommonLanguages TargetLanguage { get; init; }
+    public CommonLanguages TargetLanguage { get; set; }
 
     /// <summary>
     /// Defines <c>CustomTargetLanguage</c> for the visual briefing feature.
     /// </summary>
-    public string CustomTargetLanguage { get; init; } = string.Empty;
+    public string CustomTargetLanguage { get; set; } = string.Empty;
 
     /// <summary>
     /// Defines <c>AudienceProfile</c> for the visual briefing feature.
     /// </summary>
-    public AudienceProfile AudienceProfile { get; init; }
+    public AudienceProfile AudienceProfile { get; set; }
 
     /// <summary>
     /// Defines <c>AudienceAgeGroup</c> for the visual briefing feature.
     /// </summary>
-    public AudienceAgeGroup AudienceAgeGroup { get; init; }
+    public AudienceAgeGroup AudienceAgeGroup { get; set; }
 
     /// <summary>
     /// Defines <c>AudienceOrganizationalLevel</c> for the visual briefing feature.
     /// </summary>
-    public AudienceOrganizationalLevel AudienceOrganizationalLevel { get; init; }
+    public AudienceOrganizationalLevel AudienceOrganizationalLevel { get; set; }
 
     /// <summary>
     /// Defines <c>AudienceExpertise</c> for the visual briefing feature.
     /// </summary>
-    public AudienceExpertise AudienceExpertise { get; init; }
+    public AudienceExpertise AudienceExpertise { get; set; }
 
     /// <summary>
     /// Defines <c>ShowSourceReferences</c> for the visual briefing feature.
     /// </summary>
-    public bool ShowSourceReferences { get; init; }
+    public bool ShowSourceReferences { get; set; }
 
     /// <summary>
     /// Defines <c>ProtectionLevel</c> for the visual briefing feature.
     /// </summary>
-    public VisualBriefingProtectionLevel ProtectionLevel { get; init; }
+    public VisualBriefingProtectionLevel ProtectionLevel { get; set; }
 
     /// <summary>
     /// Defines <c>CustomProtectionLevel</c> for the visual briefing feature.
     /// </summary>
-    public string CustomProtectionLevel { get; init; } = string.Empty;
+    public string CustomProtectionLevel { get; set; } = string.Empty;
 
     /// <summary>
     /// Defines <c>AIStudioVersion</c> for the visual briefing feature.
     /// </summary>
-    public string AIStudioVersion { get; init; } = string.Empty;
+    public string AIStudioVersion { get; set; } = string.Empty;
 
     /// <summary>
     /// Defines <c>RuntimeAIStudioVersion</c> for the visual briefing feature.
     /// </summary>
-    public string RuntimeAIStudioVersion { get; init; } = string.Empty;
+    public string RuntimeAIStudioVersion { get; set; } = string.Empty;
 
     /// <summary>
     /// Gets or sets the SHA-256 hash of the complete standalone HTML document.
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingLayoutNode.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingLayoutNode.cs
index 93b7a4c32..b68dc5066 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingLayoutNode.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingLayoutNode.cs	
@@ -11,23 +11,23 @@ public sealed class VisualBriefingLayoutNode
 {
     /// <summary>Gets or sets the globally unique layout node identifier.</summary>
     [JsonRequired]
-    public string NodeId { get; init; } = string.Empty;
+    public string NodeId { get; set; } = string.Empty;
 
     /// <summary>Gets or sets the node kind.</summary>
     [JsonRequired]
-    public VisualBriefingLayoutNodeKind Kind { get; init; }
+    public VisualBriefingLayoutNodeKind Kind { get; set; }
 
     /// <summary>Gets or sets the planned section identifier for a section node.</summary>
     [JsonRequired]
-    public string? SectionId { get; init; }
+    public string? SectionId { get; set; }
 
     /// <summary>Gets or sets the planned component identifier for a component node.</summary>
     [JsonRequired]
-    public string? ComponentId { get; init; }
+    public string? ComponentId { get; set; }
 
     /// <summary>Gets or sets the ordered child nodes.</summary>
     [JsonRequired]
-    public List<VisualBriefingLayoutNode> Children { get; init; } = [];
+    public List<VisualBriefingLayoutNode> Children { get; set; } = [];
 
     /// <summary>Gets or sets responsive columns for a grid node.</summary>
     [JsonRequired]
@@ -39,7 +39,7 @@ public sealed class VisualBriefingLayoutNode
 
     /// <summary>Gets or sets the explicit sibling order.</summary>
     [JsonRequired]
-    public int Order { get; init; }
+    public int Order { get; set; }
 
     /// <summary>Gets or sets whether the node receives visual emphasis.</summary>
     [JsonRequired]
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingManifest.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingManifest.cs
index 1832fa3e3..efa72806d 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingManifest.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingManifest.cs	
@@ -52,7 +52,7 @@ public sealed class VisualBriefingManifest
     /// than in the settings, which the editor replaces with every save. A briefing nothing was sent to, or one
     /// written before this property existed, demands nothing.
     /// </remarks>
-    public ChatRestrictions Restrictions { get; init; } = ChatRestrictions.NONE;
+    public ChatRestrictions Restrictions { get; set; } = ChatRestrictions.NONE;
 
     /// <summary>
     /// Defines <c>Sources</c> for the visual briefing feature.
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingPlanArtifact.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingPlanArtifact.cs
index add7978df..05f16149a 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingPlanArtifact.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingPlanArtifact.cs	
@@ -15,20 +15,20 @@ public sealed class VisualBriefingPlanArtifact
     public int ContractVersion { get; set; } = VisualBriefingVersions.PLAN_CONTRACT;
     
     /// <summary>Gets or sets the immutable artifact identifier.</summary>
-    public Guid ArtifactId { get; init; }
+    public Guid ArtifactId { get; set; }
     
     /// <summary>Gets or sets the artifact creation time.</summary>
     public DateTimeOffset CreatedAtUtc { get; set; }
     
     /// <summary>Gets or sets the hash of the artifact payload.</summary>
-    public string PayloadHash { get; init; } = string.Empty;
+    public string PayloadHash { get; set; } = string.Empty;
     
     /// <summary>Gets or sets the ordered planned sections.</summary>
-    public List<VisualBriefingPlanSection> Sections { get; init; } = [];
+    public List<VisualBriefingPlanSection> Sections { get; set; } = [];
     
     /// <summary>Gets or sets the canonical structural signature.</summary>
-    public string StructuralSignature { get; init; } = string.Empty;
+    public string StructuralSignature { get; set; } = string.Empty;
     
     /// <summary>Gets or sets the contributing model name.</summary>
-    public string Model { get; init; } = string.Empty;
+    public string Model { get; set; } = string.Empty;
 }
\ No newline at end of file
diff --git a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingSlotValue.cs b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingSlotValue.cs
index 08822270d..009f0d0fd 100644
--- a/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingSlotValue.cs	
+++ b/app/MindWork AI Studio/Assistants/VisualBriefing/VisualBriefingSlotValue.cs	
@@ -12,9 +12,9 @@ public sealed class VisualBriefingSlotValue
 {
     /// <summary>Gets or sets the planned slot identifier.</summary>
     [JsonRequired]
-    public string SlotId { get; init; } = string.Empty;
+    public string SlotId { get; set; } = string.Empty;
 
     /// <summary>Gets or sets the validated slot value.</summary>
     [JsonRequired]
-    public JsonElement Value { get; init; }
+    public JsonElement Value { get; set; }
 }
\ No newline at end of file