diff --git a/AGENTS.md b/AGENTS.md
index 9f3b611e..0d66524c 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -62,7 +62,7 @@ conventional-commits check.
 | `just update-version` | Runs `.build/update-version.ts` to sync the version into docs/samples. |
 | `just pack` | Updates the version then packs the NuGet package into `artifacts/`. |
 
-The version lives in `package.json`. **Current Version:** 5.0.0-prerelease.11 — applied to `Version` /
+The version lives in `package.json`. **Current Version:** 5.0.0-prerelease.13 — applied to `Version` /
 `PackageVersion` via the SDK's package.json version detection.
 
 ### Pipelines (reusable `purview-build` tool)
diff --git a/Directory.Packages.props b/Directory.Packages.props
index ac8f4f16..19dea8a3 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -3,7 +3,7 @@
 		<CentralPackageTransitivePinningEnabled>true</CentralPackageTransitivePinningEnabled>
 		<RoslynVersion>5.9.0</RoslynVersion>
 		<TUnitVersion>1.67.0</TUnitVersion>
-		<PurviewSGFVersion>1.0.0-prerelease.47</PurviewSGFVersion>
+		<PurviewSGFVersion>1.0.0-prerelease.48</PurviewSGFVersion>
 		<DotnetRuntimeVersion>10.0.12</DotnetRuntimeVersion>
 		<MSExtensionVersion>10.10.0</MSExtensionVersion>
 		<OpenTelemetryVersion>1.18.0</OpenTelemetryVersion>
diff --git a/Justfile b/Justfile
index 31a16f76..cdb1cd31 100644
--- a/Justfile
+++ b/Justfile
@@ -63,6 +63,13 @@ pipeline-tests *args:
     echo "Running tests pipeline..."
     "{{ pipeline_tool }}" --Build:RunTests=true --Release:Mode=None {{ args }}
 
+# Run the pipeline through pack + validate (restore, build, lint, tests, pack, validate pack contents) without publishing/releasing
+[group('Pipeline')]
+pipeline-pack-validate *args:
+    just ensure-pipeline-tool
+    echo "Running pack + validate pipeline..."
+    "{{ pipeline_tool }}" --Build:RunPack=true --Build:ValidatePack=true --Release:Mode=None {{ args }}
+
 # -----------------------------------------------------------------------------
 # Build and Test
 # -----------------------------------------------------------------------------
diff --git a/LICENSE.md b/LICENSE.md
deleted file mode 100644
index 9ea2dfca..00000000
--- a/LICENSE.md
+++ /dev/null
@@ -1,9 +0,0 @@
-The MIT License (MIT)
-
-Copyright © 2026 Kieron Lanning
-
-Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/README.md b/README.md
index 59ea2397..f58f269d 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ Generates [`ActivitySource`](https://learn.microsoft.com/en-us/dotnet/api/system
 Add to your `Directory.Build.props` or `.csproj` file:
 
 ```xml
-<PackageReference Include="Purview.Telemetry.SourceGenerator" Version="5.0.0-prerelease.11">
+<PackageReference Include="Purview.Telemetry.SourceGenerator" Version="5.0.0-prerelease.13">
   <PrivateAssets>all</PrivateAssets>
   <IncludeAssets>analyzers</IncludeAssets>
 </PackageReference>
diff --git a/docs/release-process.md b/docs/release-process.md
index cb93aeff..cd16d4b7 100644
--- a/docs/release-process.md
+++ b/docs/release-process.md
@@ -70,7 +70,7 @@ Merging to `main` triggers `release.yml`, which runs the reusable `purview-relea
 
 ## Versioning
 
-- The version lives in `package.json`. **Current Version:** 5.0.0-prerelease.11
+- The version lives in `package.json`. **Current Version:** 5.0.0-prerelease.13
 - It is applied to `Version` / `PackageVersion` by `Purview.BuildSdk` via package.json
   version detection (`UsePackageJsonVersion`, default `true`).
 - `just version` prints the current version.
diff --git a/global.json b/global.json
index f8c7bbaf..cef1f45e 100644
--- a/global.json
+++ b/global.json
@@ -3,7 +3,7 @@
 		"allowPrerelease": false
 	},
 	"msbuild-sdks": {
-		"Purview.BuildSdk": "1.0.0-prerelease.57"
+		"Purview.BuildSdk": "1.0.0-prerelease.58"
 	},
 	"test": {
 		"runner": "Microsoft.Testing.Platform"
diff --git a/package.json b/package.json
index 338edb99..0e6a390b 100644
--- a/package.json
+++ b/package.json
@@ -1,16 +1,16 @@
 {
   "name": "purview-telemetry-sourcegenerator",
-  "version": "5.0.0-prerelease.12",
+  "version": "5.0.0-prerelease.13",
   "description": "Generates [`ActivitySource`](https://learn.microsoft.com/en-us/dotnet/api/system.diagnostics.activitysource), [`ILogger`](https://learn.microsoft.com/en-us/dotnet/api/microsoft.extensions.logging.ilogger), and [`Metrics`](https://learn.microsoft.com/en-us/dotnet/api/system.diagnostics.metrics) based on interface methods.",
+  "license": "MIT",
   "readme": "README.md",
   "repository": {
     "type": "git",
     "url": "git+https://github.com/purview-dev/telemetry-sourcegenerator.git"
   },
   "author": "Kieron Lanning (https://github.com/kieronlanning/)",
-  "license": "MIT",
   "bugs": {
     "url": "https://github.com/purview-dev/telemetry-sourcegenerator/issues"
   },
   "homepage": "https://purview.dev/projects/telemetry-sourcegenerator/"
-}
+}
\ No newline at end of file
diff --git a/purview-build.json b/purview-build.json
index db41cdc0..e29fae1f 100644
--- a/purview-build.json
+++ b/purview-build.json
@@ -1,27 +1,23 @@
 {
-  "Build": {
-	"Solution": "src/Telemetry.SourceGenerator.slnx",
-	"TestRoot": "src/tests",
-	"TestPatterns": "*Tests.csproj",
-	"TestFilter": "/*/*/*/*"
-  },
-  "PackValidation": {
-	"RequireSymbolPackage": true,
-	"RequireSymbolFiles": true,
-	"RequiredContent": {
-	  "purview.valueobjects": [
-		"README.md",
-		"purview-logo-light.png",
-		"buildTransitive/Purview.ValueObjects.targets",
-		"analyzers/dotnet/cs/Purview.SourceGeneratorFramework.dll",
-		"analyzers/dotnet/cs/Purview.Telemetry.SourceGenerator.dll",
-		"analyzers/dotnet/cs/Purview.Telemetry.SourceGenerator.Refactorings.dll",
-		"lib/netstandard2.0/Purview.Telemetry.SourceGenerator.Refactorings.dll"
-	  ]
+	"Build": {
+		"Solution": "src/Telemetry.SourceGenerator.slnx",
+		"TestRoot": "src/tests",
+		"TestPatterns": "*Tests.csproj",
+		"TestFilter": "/*/*/*/*"
 	},
-	"ForbiddenContent": {}
-  },
-  "Release": {
-	"Mode": "None"
-  }
-}
+	"PackValidation": {
+		"RequireSymbolPackage": false,
+		"RequiredContent": {
+			"purview.telemetry.sourcegenerator": [
+				".agents/**/*",
+				"analyzers/dotnet/cs/Purview.Telemetry.SourceGenerator.dll",
+				"analyzers/dotnet/cs/Purview.Telemetry.SourceGenerator.Refactorings.dll",
+				"README.md",
+				"purview-logo-light.png"
+			]
+		}
+	},
+	"Release": {
+		"Mode": "None"
+	}
+}
\ No newline at end of file
diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index 0b4c0457..0e4df7fb 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -3,7 +3,7 @@
 		<NamespacePrefix>Purview.Telemetry</NamespacePrefix>
 		<!--
 			This comes from Purview.BuildSdk where we auto include the
-			telemetry... obviously we don't want that here!	
+			telemetry... obviously we don't want that here!
 		-->
 		<ExcludePurviewTelemetry>true</ExcludePurviewTelemetry>
 		<!--
@@ -18,10 +18,6 @@
 
 	<Import Sdk="Purview.BuildSdk" Project="Sdk.props" />
 
-	<PropertyGroup>
-		<LangVersion>preview</LangVersion>
-	</PropertyGroup>
-
 	<PropertyGroup Label="Purview site URL metadata">
 		<PurviewHomepage>https://purview.dev/</PurviewHomepage>
 		<PurviewProjectUrl>$(PurviewHomepage)projects/telemetry-sourcegenerator/</PurviewProjectUrl>
diff --git a/src/src/SourceGenerator.Refactorings/SourceGenerator.Refactorings.csproj b/src/src/SourceGenerator.Refactorings/SourceGenerator.Refactorings.csproj
index fb9caf5d..99f46359 100644
--- a/src/src/SourceGenerator.Refactorings/SourceGenerator.Refactorings.csproj
+++ b/src/src/SourceGenerator.Refactorings/SourceGenerator.Refactorings.csproj
@@ -13,7 +13,6 @@
 	</ItemGroup>
 	<ItemGroup>
 		<Compile Include="..\Shared\TelemetryAttributeNames.cs" Link="Shared\TelemetryAttributeNames.cs" />
-		<Compile Include="..\SourceGenerator\Helpers\IsExternalInit.cs" Link="Helpers\IsExternalInit.cs" />
 	</ItemGroup>
 	<ItemGroup>
 		<EmbeddedResource Remove="bin\**" />
diff --git a/src/src/SourceGenerator/Emitters/ActivitySourceTargetClassEmitter.Fields.cs b/src/src/SourceGenerator/Emitters/ActivitySourceTargetClassEmitter.Fields.cs
index 9cb77b06..456037a1 100644
--- a/src/src/SourceGenerator/Emitters/ActivitySourceTargetClassEmitter.Fields.cs
+++ b/src/src/SourceGenerator/Emitters/ActivitySourceTargetClassEmitter.Fields.cs
@@ -19,22 +19,17 @@ static void EmitFields(ActivityOutputContext output, CodeWriter writer, SourcePr
 			activitySourceName = PropertyLibrary.Activities.DefaultActivitySourceName;
 		}
 
-#pragma warning disable IDE0002 // Simplify Member Access
-		writer
-			.Field(
-				new FieldDeclarationOptions(
-					PropertyLibrary.Activities.ActivitySourceFieldName,
-					TypeLibrary.System.Diagnostics.ActivitySource.AsTypeReference()
-				)
-				{
-					IsStatic = true,
-					IsReadOnly = true,
-					Initializer =
-						$"new {(string)TypeLibrary.System.Diagnostics.ActivitySource}({activitySourceName!.Wrap()})",
-					IncludeGeneratedAttributes = false,
-				}
+		writer.Field(
+			new(
+				PropertyLibrary.Activities.ActivitySourceFieldName,
+				TypeLibrary.System.Diagnostics.ActivitySource.AsTypeReference()
 			)
-			.NewLine();
-#pragma warning restore IDE0002 // Simplify Member Access
+			{
+				IsStatic = true,
+				IsReadOnly = true,
+				Initializer =
+					$"new {(string)TypeLibrary.System.Diagnostics.ActivitySource}({activitySourceName!.Wrap()})",
+			}
+		);
 	}
 }
diff --git a/src/src/SourceGenerator/Emitters/ActivitySourceTargetClassEmitter.Methods.cs b/src/src/SourceGenerator/Emitters/ActivitySourceTargetClassEmitter.Methods.cs
index 631b3229..68cb51cd 100644
--- a/src/src/SourceGenerator/Emitters/ActivitySourceTargetClassEmitter.Methods.cs
+++ b/src/src/SourceGenerator/Emitters/ActivitySourceTargetClassEmitter.Methods.cs
@@ -63,7 +63,6 @@ SourceProductionContext context
 						new ParameterDeclarationOptions("exception", TypeLibrary.System.Exception.MakeNullable(writer)),
 						new ParameterDeclarationOptions("escape", TypeLibrary.System.Boolean.AsTypeReference()),
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -166,7 +165,6 @@ static void EmitThrowStub(CodeWriter writer, ActivityBasedGenerationTarget metho
 					],
 					GenericTypes = [.. methodTarget.TypeParameters],
 					ExpressionBody = "throw new global::System.NotSupportedException()",
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -252,7 +250,6 @@ SourceProductionContext context
 							p.ParameterType
 						)),
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -297,7 +294,6 @@ SourceProductionContext context
 							p.ParameterType
 						)),
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -380,7 +376,6 @@ SourceProductionContext context
 							p.ParameterType
 						)),
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
diff --git a/src/src/SourceGenerator/Emitters/ConstructorEmitter.cs b/src/src/SourceGenerator/Emitters/ConstructorEmitter.cs
index 754d1187..c1b1a993 100644
--- a/src/src/SourceGenerator/Emitters/ConstructorEmitter.cs
+++ b/src/src/SourceGenerator/Emitters/ConstructorEmitter.cs
@@ -34,7 +34,6 @@ GenerationContext<TelemetryCapabilities> generationContext
 			new ConstructorDeclarationOptions(classNameToGenerate, TypeDeclarationAccessibility.Public)
 			{
 				Parameters = BuildParameters(generationType, interfaceType, generationContext),
-				IncludeGeneratedAttributes = false,
 			},
 			body => EmitBody(generationType, body, generationContext)
 		);
diff --git a/src/src/SourceGenerator/Emitters/DependencyInjectionClassEmitter.cs b/src/src/SourceGenerator/Emitters/DependencyInjectionClassEmitter.cs
index 8275e28b..cf98428f 100644
--- a/src/src/SourceGenerator/Emitters/DependencyInjectionClassEmitter.cs
+++ b/src/src/SourceGenerator/Emitters/DependencyInjectionClassEmitter.cs
@@ -133,7 +133,6 @@ CancellationToken token
 							IsThis = true,
 						},
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
diff --git a/src/src/SourceGenerator/Emitters/GeneratedTypesEmitter.cs b/src/src/SourceGenerator/Emitters/GeneratedTypesEmitter.cs
index caf1e7d6..24301e86 100644
--- a/src/src/SourceGenerator/Emitters/GeneratedTypesEmitter.cs
+++ b/src/src/SourceGenerator/Emitters/GeneratedTypesEmitter.cs
@@ -393,18 +393,13 @@ static void WriteNullableStringProperty(CodeWriter writer, string name, string s
 				hashWriter
 					.XmlSummary(summary)
 					.Property(
-						new(name, TypeLibrary.System.String, TypeDeclarationAccessibility.Public)
-						{
-							HasSetter = true,
-							IncludeGeneratedAttributes = false,
-						}
+						new(name, TypeLibrary.System.String, TypeDeclarationAccessibility.Public) { HasSetter = true }
 					)
 					.HashElse()
 					.Property(
 						new(name, TypeLibrary.System.String.MakeNullable(writer), TypeDeclarationAccessibility.Public)
 						{
 							HasSetter = true,
-							IncludeGeneratedAttributes = false,
 						}
 					)
 		);
@@ -424,7 +419,7 @@ static void WritePlainStringProperty(CodeWriter writer, string name, string summ
 				new(name, TypeLibrary.System.String, TypeDeclarationAccessibility.Public)
 				{
 					HasSetter = true,
-					IncludeGeneratedAttributes = false,
+
 					Initializer = initializer,
 				}
 			);
diff --git a/src/src/SourceGenerator/Emitters/LoggerGenTargetClassEmitter.Methods.cs b/src/src/SourceGenerator/Emitters/LoggerGenTargetClassEmitter.Methods.cs
index d504207b..cb6198dc 100644
--- a/src/src/SourceGenerator/Emitters/LoggerGenTargetClassEmitter.Methods.cs
+++ b/src/src/SourceGenerator/Emitters/LoggerGenTargetClassEmitter.Methods.cs
@@ -126,7 +126,6 @@ SourceProductionContext context
 							p.ParameterType
 						)),
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -138,7 +137,7 @@ SourceProductionContext context
 			// exception and output it as the exception parameter in
 			// the Log method.
 
-			List<string> existingParamNames = [with(methodTarget.Parameters.Count)];
+			List<string> existingParamNames = new(methodTarget.Parameters.Count);
 			foreach (var param in methodTarget.Parameters)
 			{
 				existingParamNames.Add(param.Name);
@@ -868,7 +867,6 @@ static void EmitLogStateStruct(CodeWriter writer, LogMethodTarget methodTarget,
 				{
 					IsReadOnly = true,
 					Interfaces = [new TypeReference(new TypeIdentity(iReadOnlyListType, null))],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -879,7 +877,6 @@ static void EmitLogStateStruct(CodeWriter writer, LogMethodTarget methodTarget,
 					IsStatic = true,
 					IsReadOnly = true,
 					Initializer = methodTarget.MessageTemplate.Wrap(),
-					IncludeGeneratedAttributes = false,
 				}
 			);
 
@@ -896,7 +893,6 @@ static void EmitLogStateStruct(CodeWriter writer, LogMethodTarget methodTarget,
 						{
 							Accessibility = TypeDeclarationAccessibility.Public,
 							IsReadOnly = true,
-							IncludeGeneratedAttributes = false,
 						}
 					);
 				}
@@ -910,7 +906,6 @@ static void EmitLogStateStruct(CodeWriter writer, LogMethodTarget methodTarget,
 						[
 							.. nonExceptionParams.Select(p => new ParameterDeclarationOptions(p.Name, p.ParameterType)),
 						],
-						IncludeGeneratedAttributes = false,
 					},
 					ctor =>
 					{
@@ -935,7 +930,6 @@ static void EmitLogStateStruct(CodeWriter writer, LogMethodTarget methodTarget,
 					)
 					{
 						ExpressionBody = count.ToString(CultureInfo.InvariantCulture),
-						IncludeGeneratedAttributes = false,
 					}
 				)
 				.NewLine();
@@ -947,7 +941,6 @@ static void EmitLogStateStruct(CodeWriter writer, LogMethodTarget methodTarget,
 				)
 				{
 					Accessibility = TypeDeclarationAccessibility.Public,
-					IncludeGeneratedAttributes = false,
 				},
 				getter =>
 				{
@@ -1022,7 +1015,6 @@ string ienumerableKvpType
 			writer.StructScope(
 				new TypeDeclarationOptions("Enumerator", TypeDeclarationAccessibility.Public)
 				{
-					IncludeGeneratedAttributes = false,
 					Interfaces = [new TypeReference(new TypeIdentity(ienumeratorType, null))],
 				}
 			)
@@ -1032,16 +1024,10 @@ string ienumerableKvpType
 				new FieldDeclarationOptions("_state", new TypeReference(new TypeIdentity(structName, null)))
 				{
 					IsReadOnly = true,
-					IncludeGeneratedAttributes = false,
 				}
 			);
 
-			writer.Field(
-				new FieldDeclarationOptions("_index", TypeLibrary.System.Int32.AsTypeReference())
-				{
-					IncludeGeneratedAttributes = false,
-				}
-			);
+			writer.Field("_index", TypeLibrary.System.Int32);
 
 			writer.NewLine();
 
@@ -1052,7 +1038,6 @@ string ienumerableKvpType
 					[
 						new ParameterDeclarationOptions("state", new TypeReference(new TypeIdentity(structName, null))),
 					],
-					IncludeGeneratedAttributes = false,
 				},
 				ctor =>
 				{
@@ -1071,7 +1056,6 @@ string ienumerableKvpType
 					)
 					{
 						ExpressionBody = "_state[_index]",
-						IncludeGeneratedAttributes = false,
 					}
 				)
 				.NewLine()
@@ -1089,7 +1073,6 @@ string ienumerableKvpType
 					)
 					{
 						ExpressionBody = "++_index < _state.Count",
-						IncludeGeneratedAttributes = false,
 					}
 				)
 				.NewLine()
@@ -1102,7 +1085,6 @@ string ienumerableKvpType
 					)
 					{
 						ExpressionBody = "_index = -1",
-						IncludeGeneratedAttributes = false,
 					}
 				)
 				.NewLine()
@@ -1113,9 +1095,7 @@ string ienumerableKvpType
 						TypeLibrary.System.Void.AsTypeReference(),
 						TypeDeclarationAccessibility.Public
 					)
-					{
-						IncludeGeneratedAttributes = false,
-					},
+					{ },
 					_ => { }
 				);
 		}
@@ -1131,7 +1111,6 @@ string ienumerableKvpType
 				)
 				{
 					ExpressionBody = "new Enumerator(this)",
-					IncludeGeneratedAttributes = false,
 				}
 			)
 			.NewLine()
@@ -1165,7 +1144,6 @@ static void EmitScopeStateStruct(CodeWriter writer, LogMethodTarget methodTarget
 				{
 					IsReadOnly = true,
 					Interfaces = [new TypeReference(new(iReadOnlyListType, null))],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -1176,7 +1154,6 @@ static void EmitScopeStateStruct(CodeWriter writer, LogMethodTarget methodTarget
 					IsStatic = true,
 					IsReadOnly = true,
 					Initializer = methodTarget.MessageTemplate.Wrap(),
-					IncludeGeneratedAttributes = false,
 				}
 			);
 
@@ -1193,7 +1170,6 @@ static void EmitScopeStateStruct(CodeWriter writer, LogMethodTarget methodTarget
 						{
 							Accessibility = TypeDeclarationAccessibility.Public,
 							IsReadOnly = true,
-							IncludeGeneratedAttributes = false,
 						}
 					);
 				}
@@ -1207,7 +1183,6 @@ static void EmitScopeStateStruct(CodeWriter writer, LogMethodTarget methodTarget
 						[
 							.. nonExceptionParams.Select(p => new ParameterDeclarationOptions(p.Name, p.ParameterType)),
 						],
-						IncludeGeneratedAttributes = false,
 					},
 					ctor =>
 					{
@@ -1240,7 +1215,6 @@ [.. methodTarget.Parameters]
 					)
 					{
 						IsOverride = true,
-						IncludeGeneratedAttributes = false,
 					},
 					body =>
 						body.HashDefines(
@@ -1270,7 +1244,6 @@ [.. methodTarget.Parameters]
 					)
 					{
 						ExpressionBody = count.ToString(CultureInfo.InvariantCulture),
-						IncludeGeneratedAttributes = false,
 					}
 				)
 				.NewLine();
@@ -1282,7 +1255,6 @@ [.. methodTarget.Parameters]
 				)
 				{
 					Accessibility = TypeDeclarationAccessibility.Public,
-					IncludeGeneratedAttributes = false,
 				},
 				getter =>
 				{
@@ -1369,7 +1341,6 @@ SourceProductionContext context
 							p.ParameterType
 						)),
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
diff --git a/src/src/SourceGenerator/Emitters/LoggerGenTargetClassEmitter.cs b/src/src/SourceGenerator/Emitters/LoggerGenTargetClassEmitter.cs
index 6df2bd5f..cbcfd5ae 100644
--- a/src/src/SourceGenerator/Emitters/LoggerGenTargetClassEmitter.cs
+++ b/src/src/SourceGenerator/Emitters/LoggerGenTargetClassEmitter.cs
@@ -88,7 +88,6 @@ static void EmitFields(LoggerOutputContext output, CodeWriter writer, SourceProd
 				)
 				{
 					IsReadOnly = true,
-					IncludeGeneratedAttributes = false,
 				}
 			)
 			.NewLine();
diff --git a/src/src/SourceGenerator/Emitters/LoggerTargetClassEmitter.Fields.cs b/src/src/SourceGenerator/Emitters/LoggerTargetClassEmitter.Fields.cs
index 9af1e8ab..33aa57cd 100644
--- a/src/src/SourceGenerator/Emitters/LoggerTargetClassEmitter.Fields.cs
+++ b/src/src/SourceGenerator/Emitters/LoggerTargetClassEmitter.Fields.cs
@@ -21,7 +21,6 @@ static void EmitFields(LoggerOutputContext output, CodeWriter writer, SourceProd
 				)
 				{
 					IsReadOnly = true,
-					IncludeGeneratedAttributes = false,
 				}
 			)
 			.NewLine()
@@ -137,7 +136,6 @@ internal static void EmitLogActionField(CodeWriter writer, LogMethodTarget metho
 				IsStatic = true,
 				IsReadOnly = true,
 				Initializer = initializer,
-				IncludeGeneratedAttributes = false,
 			}
 		);
 	}
diff --git a/src/src/SourceGenerator/Emitters/LoggerTargetClassEmitter.Methods.cs b/src/src/SourceGenerator/Emitters/LoggerTargetClassEmitter.Methods.cs
index f9d193c6..efff6721 100644
--- a/src/src/SourceGenerator/Emitters/LoggerTargetClassEmitter.Methods.cs
+++ b/src/src/SourceGenerator/Emitters/LoggerTargetClassEmitter.Methods.cs
@@ -25,7 +25,6 @@ internal static void EmitThrowStub(CodeWriter writer, LogMethodTarget methodTarg
 						)),
 					],
 					ExpressionBody = "throw new global::System.NotSupportedException()",
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -129,7 +128,6 @@ SourceProductionContext context
 							p.ParameterType
 						)),
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -209,7 +207,6 @@ SourceProductionContext context
 							p.ParameterType
 						)),
 					],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
diff --git a/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.Fields.cs b/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.Fields.cs
index aceb7e37..f908ac9e 100644
--- a/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.Fields.cs
+++ b/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.Fields.cs
@@ -29,7 +29,6 @@ static void EmitFields(
 					)
 					{
 						IsReadOnly = true,
-						IncludeGeneratedAttributes = false,
 					}
 				)
 				.NewLine();
@@ -44,7 +43,6 @@ static void EmitFields(
 					)
 					{
 						Initializer = writer.IsNullableContextEnabled is null or true ? "default!" : "default",
-						IncludeGeneratedAttributes = false,
 					}
 				)
 				.NewLine();
@@ -74,13 +72,7 @@ static void EmitFields(
 
 			if (emitReadonly)
 			{
-				writer.Field(
-					new FieldDeclarationOptions(method.FieldName, type)
-					{
-						IsReadOnly = true,
-						IncludeGeneratedAttributes = false,
-					}
-				);
+				writer.Field(new FieldDeclarationOptions(method.FieldName, type) { IsReadOnly = true });
 			}
 			else
 			{
@@ -88,7 +80,6 @@ static void EmitFields(
 					new FieldDeclarationOptions(method.FieldName, type)
 					{
 						Initializer = writer.IsNullableContextEnabled is null or true ? "default!" : "default",
-						IncludeGeneratedAttributes = false,
 					}
 				);
 			}
diff --git a/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.InitializationMethod.cs b/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.InitializationMethod.cs
index d9f4894b..88bd3433 100644
--- a/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.InitializationMethod.cs
+++ b/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.InitializationMethod.cs
@@ -30,7 +30,6 @@ static void EmitInitializationMethod(MeterOutputContext output, CodeWriter write
 							),
 						]
 						: [],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -76,7 +75,6 @@ static void EmitInlineConstructor(MeterOutputContext output, CodeWriter writer,
 							),
 						]
 						: [],
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
diff --git a/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.Methods.cs b/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.Methods.cs
index 1faba459..8f8ca75d 100644
--- a/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.Methods.cs
+++ b/src/src/SourceGenerator/Emitters/MeterTargetClassEmitter.Methods.cs
@@ -27,7 +27,6 @@ static void EmitThrowStub(CodeWriter writer, InstrumentTarget methodTarget)
 						)),
 					],
 					ExpressionBody = "throw new global::System.NotSupportedException()",
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
@@ -157,7 +156,6 @@ SourceProductionContext context
 				{
 					Attributes = [EmitterHelpers.AggressiveInliningAttribute()],
 					Parameters = parameters,
-					IncludeGeneratedAttributes = false,
 				}
 			)
 		)
diff --git a/src/src/SourceGenerator/Helpers/IsExternalInit.cs b/src/src/SourceGenerator/Helpers/IsExternalInit.cs
deleted file mode 100644
index 37fe3b10..00000000
--- a/src/src/SourceGenerator/Helpers/IsExternalInit.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-#if NETSTANDARD2_0 || NETSTANDARD2_1 || NETCOREAPP2_0 || NETCOREAPP2_1 || NETCOREAPP2_2 || NETCOREAPP3_0 || NETCOREAPP3_1 || NET45 || NET451 || NET452 || NET6 || NET461 || NET462 || NET47 || NET471 || NET472 || NET48
-
-using System.ComponentModel;
-
-// Compilation error of CS0518 IsExternalInit is not defined when using .NET Standard.
-// re: https://mking.net/blog/error-cs0518-isexternalinit-not-defined
-#pragma warning disable IDE0130 // Namespace does not match folder structure
-namespace System.Runtime.CompilerServices;
-
-#pragma warning restore IDE0130 // Namespace does not match folder structure
-
-[EditorBrowsable(EditorBrowsableState.Never)]
-static class IsExternalInit;
-
-#endif
diff --git a/src/src/SourceGenerator/SourceGenerator.csproj b/src/src/SourceGenerator/SourceGenerator.csproj
index d81b7aa8..2b53e199 100644
--- a/src/src/SourceGenerator/SourceGenerator.csproj
+++ b/src/src/SourceGenerator/SourceGenerator.csproj
@@ -1,20 +1,13 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
 		<IsRoslynComponent>true</IsRoslynComponent>
+		<IsRoslynComponentOnly>true</IsRoslynComponentOnly>
 		<IsPackable>true</IsPackable>
-		<!-- The repo's pack validation requires PDBs to be delivered only through the .snupkg. NuGet's
-		     .snupkg only carries build-output (lib) symbols, so this project ships its build output in
-		     lib/ (dual-role, like the SourceGeneratorFramework package) so the .snupkg is populated;
-		     the analyzer PDB must not ship inside the .nupkg under analyzers/dotnet/cs. -->
-		<IncludeBuildOutput>true</IncludeBuildOutput>
 		<PurviewPackAnalyzerPdb>false</PurviewPackAnalyzerPdb>
-		<IncludeSymbols>true</IncludeSymbols>
-		<SymbolPackageFormat>snupkg</SymbolPackageFormat>
 		<!-- IDE0005 (unused usings) analysis is gated on GenerateDocumentationFile; docs are off so the
 		     XML doc file is not shipped, and IDE0005 is suppressed rather than failing the build. -->
 		<GenerateDocumentationFile>false</GenerateDocumentationFile>
 		<NoWarn>$(NoWarn);IDE0005;EnableGenerateDocumentationFile;</NoWarn>
-		<!--<COPYRIGHT_YEAR>2026</COPYRIGHT_YEAR>-->
 		<Title>Purview Telemetry Source Generator</Title>
 		<Description>.NET Source Generator for interface-based telemetry generating tracing, logs, and metrics.</Description>
 		<PackageTags>logs;log;logger;logging;source-generator;high-performance-logging;otel;open-telemetry;telemetry;traces;tracing;metric;metrics;meter;meters;instrumentation;instruments;events;distributed-traces;distributed-tracing;melt;dotnet;aspnet;</PackageTags>
@@ -40,8 +33,6 @@
 	     into analyzers/dotnet/cs; only the refactorings assembly is added here. -->
 	<ItemGroup>
 		<None Include="../../../assets/images/purview-logo-light.png" Pack="true" PackagePath="/" />
-		<!-- README.md and LICENSE.md are physical files under Sdk/ and are packed to the package
-		     root automatically by the SDK (PurviewAutoSdkPack); no explicit items are needed. -->
 		<None
 			Include="..\SourceGenerator.Refactorings\bin\$(Configuration)\netstandard2.0\Purview.Telemetry.SourceGenerator.Refactorings.dll"
 			Pack="true"
diff --git a/src/tests/SourceGenerator.IntegrationTests/IncludeLoggerTypes.cs b/src/tests/SourceGenerator.IntegrationTests/IncludeLoggerTypes.cs
index 0d5f3e25..6da8fc23 100644
--- a/src/tests/SourceGenerator.IntegrationTests/IncludeLoggerTypes.cs
+++ b/src/tests/SourceGenerator.IntegrationTests/IncludeLoggerTypes.cs
@@ -1,8 +1,10 @@
-namespace Purview.Telemetry.SourceGenerator;
+namespace Purview.Telemetry.SourceGenerator;
 
 public enum IncludeLoggerTypes
 {
 	None,
+
 	LoggerOnly,
+
 	Telemetry,
 }
diff --git a/src/tests/SourceGenerator.IntegrationTests/Polyfills/Net48Polyfills.cs b/src/tests/SourceGenerator.IntegrationTests/Polyfills/Net48Polyfills.cs
index 409bff98..40a92900 100644
--- a/src/tests/SourceGenerator.IntegrationTests/Polyfills/Net48Polyfills.cs
+++ b/src/tests/SourceGenerator.IntegrationTests/Polyfills/Net48Polyfills.cs
@@ -10,7 +10,7 @@ namespace System.Runtime.CompilerServices
 {
 	[EditorBrowsable(EditorBrowsableState.Never)]
 	[AttributeUsage(AttributeTargets.Method, AllowMultiple = false)]
-	sealed class ModuleInitializerAttribute : Attribute { }
+	public sealed class ModuleInitializerAttribute : Attribute { }
 }
 #pragma warning restore IDE0130
 
@@ -19,7 +19,7 @@ namespace System.Diagnostics.CodeAnalysis
 {
 	[EditorBrowsable(EditorBrowsableState.Never)]
 	[AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Property | AttributeTargets.Field, Inherited = false)]
-	sealed class NotNullAttribute : Attribute { }
+	public sealed class NotNullAttribute : Attribute { }
 }
 #pragma warning restore IDE0130
 
diff --git a/src/tests/SourceGenerator.IntegrationTests/SourceGenerator.IntegrationTests.csproj b/src/tests/SourceGenerator.IntegrationTests/SourceGenerator.IntegrationTests.csproj
index 7dfeb326..69a09101 100644
--- a/src/tests/SourceGenerator.IntegrationTests/SourceGenerator.IntegrationTests.csproj
+++ b/src/tests/SourceGenerator.IntegrationTests/SourceGenerator.IntegrationTests.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 	<PropertyGroup>
 		<GenerateDocumentationFile>true</GenerateDocumentationFile>
 		<!-- The Purview SDK defaults TargetFramework to net10.0 before this file is evaluated;
@@ -36,14 +36,10 @@
 		<PackageReference Update="Microsoft.Extensions.DependencyInjection" VersionOverride="8.0.1" />
 		<PackageReference Update="Microsoft.Extensions.Telemetry.Abstractions" VersionOverride="8.10.0" />
 	</ItemGroup>
-	<!--<ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
-		<PackageReference Update="Microsoft.Extensions.Logging" VersionOverride="9.0.19" />
-		<PackageReference Update="Microsoft.Extensions.DependencyInjection" VersionOverride="9.0.19" />
-		<PackageReference Update="Microsoft.Extensions.Telemetry.Abstractions" VersionOverride="9.10.0" />
-	</ItemGroup>-->
 	<!-- net48's ExcludeFromCodeCoverageAttribute does not allow assembly targets, so the SDK's
 	     test-project [assembly: ExcludeFromCodeCoverage] is removed for that target. -->
 	<ItemGroup Condition="'$(TargetFramework)' == 'net48'">
 		<AssemblyAttribute Remove="System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverageAttribute" />
+		<PackageReference Remove="Polyfil" />
 	</ItemGroup>
 </Project>