Add deprecation guide for packages and APIs

.github/CODEOWNERS

@@ -33,53 +33,53 @@
 ####################
 
 # PRLabel: %App Configuration
-/sdk/appconfiguration/                                             @LarryOsterman @antkmsft @RickWinter
+/sdk/appconfiguration/                                             @antkmsft @LarryOsterman @RickWinter
 
-# ServiceLabel: %App Configuration
 # AzureSdkOwners:                                                  @rickwinter
-# ServiceOwners:                                                   @LarryOsterman @antkmsft @RickWinter
+# ServiceLabel: %App Configuration
+# ServiceOwners:                                                   @antkmsft @LarryOsterman @RickWinter
 
 # PRLabel: %Attestation
-/sdk/attestation/                                                  @gkostal @anilba06 @ahmadmsft @LarryOsterman @rickwinter
+/sdk/attestation/                                                  @ahmadmsft @anilba06 @gkostal @LarryOsterman @rickwinter
 
 # ServiceLabel: %Attestation
-# ServiceOwners:                                                   @gkostal @anilba06 @ahmadmsft
+# ServiceOwners:                                                   @ahmadmsft @anilba06 @gkostal
 
 # PRLabel: %EngSys
-/sdk/template/                                                     @danieljurek @weshaggard @LarryOsterman @RickWinter
+/sdk/template/                                                     @danieljurek @LarryOsterman @RickWinter @weshaggard
 
-# ServiceLabel: %EngSys
 # AzureSdkOwners:                                                  @danieljurek
-# ServiceOwners:                                                   @danieljurek @weshaggard @LarryOsterman @RickWinter
+# ServiceLabel: %EngSys
+# ServiceOwners:                                                   @danieljurek @LarryOsterman @RickWinter @weshaggard
 
 # PRLabel: %Event Hubs
-/sdk/eventhubs/                                                    @axisc @sjkwak @hmlam
+/sdk/eventhubs/                                                    @axisc @hmlam @sjkwak
 
 # ServiceLabel: %Event Hubs
-# ServiceOwners:                                                   @axisc @sjkwak @hmlam
+# ServiceOwners:                                                   @axisc @hmlam @sjkwak
 
 # PRLabel: %KeyVault
 /sdk/keyvault/                                                     @Azure/azure-sdk-write-keyvault
 
-# ServiceLabel: %KeyVault
 # AzureSdkOwners:                                                  @Azure/azure-sdk-write-keyvault
-# ServiceOwners:                                                   @chen-karen @Azure/azure-sdk-write-keyvault
-
-# ServiceLabel: %Operator Nexus - Network Cloud
-# ServiceOwners:                                                   @Azure/azure-sdk-write-networkcloud
+# ServiceLabel: %KeyVault
+# ServiceOwners:                                                   @Azure/azure-sdk-write-keyvault
 
 # PRLabel: %Storage
-/sdk/storage/                                                      @vinjiang @Jinming-Hu @EmmaZhu @antkmsft @LarryOsterman @microzchang
+/sdk/storage/                                                      @antkmsft @EmmaZhu @Jinming-Hu @LarryOsterman @microzchang @vinjiang
 
 # ServiceLabel: %Storage
-# ServiceOwners:                                                   @vinjiang @Jinming-Hu @microzchang
+# ServiceOwners:                                                   @Jinming-Hu @microzchang @vinjiang
 
 # PRLabel: %Tables
-/sdk/tables/                                                       @LarryOsterman @antkmsft
+/sdk/tables/                                                       @antkmsft @LarryOsterman
 
-# ServiceLabel: %Tables
 # AzureSdkOwners:                                                  @rickwinter
-# ServiceOwners:                                                   @LarryOsterman @antkmsft
+# ServiceLabel: %Tables
+# ServiceOwners:                                                   @antkmsft @LarryOsterman
+
+# ServiceLabel: %Operator Nexus - Network Cloud
+# ServiceOwners:                                                   @Azure/azure-sdk-write-networkcloud
 
 ###########
 # Eng Sys

.github/copilot-instructions.md

@@ -2,6 +2,8 @@
 
 You are an expert C++ programmer. 
 
+For comprehensive guidance on AI agent interactions with this repository, see [AGENTS.md](https://github.com/Azure/azure-sdk-for-cpp/blob/main/AGENTS.md).
+
 ## Repository Structure
 
 ### Prerequisites

.github/dependabot.yml

@@ -10,4 +10,4 @@ updates:
     schedule:
       interval: weekly
     exclude-paths:
-      - "eng/common/**"
+      - "eng/common"

.github/workflows/event-processor.yml

@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Az CLI login'
-        uses: azure/login@v2
+        uses: azure/login@v3
         if: ${{ github.event_name == 'issues' && github.event.action == 'opened' }}
         with:
             client-id: a6dd2dfe-7352-41a7-9020-05301c3bca1a
@@ -51,6 +51,15 @@ jobs:
           echo "::add-mask::$LABEL_SERVICE_API_KEY"
           echo "LABEL_SERVICE_API_KEY=$LABEL_SERVICE_API_KEY" >> $GITHUB_ENV
 
+          APP_CONFIG_ENDPOINT=$(az keyvault secret show \
+            --vault-name issue-labeler \
+            -n app-config-endpoint \
+            -o tsv \
+            --query value)
+
+          echo "::add-mask::$APP_CONFIG_ENDPOINT"
+          echo "APP_CONFIG_ENDPOINT=$APP_CONFIG_ENDPOINT" >> $GITHUB_ENV
+
       # To run github-event-processor built from source, for testing purposes, uncomment everything
       # in between the Start/End-Build From Source comments and comment everything in between the
       # Start/End-Install comments
@@ -59,7 +68,7 @@ jobs:
         run: >
           dotnet tool install
           Azure.Sdk.Tools.GitHubEventProcessor
-          --version 1.0.0-dev.20250314.4
+          --version 1.0.0-dev.20260403.1
           --add-source https://pkgs.dev.azure.com/azure-sdk/public/_packaging/azure-sdk-for-net/nuget/v3/index.json
           --global
         shell: bash
@@ -95,9 +104,10 @@ jobs:
           # https://docs.github.com/en/actions/security-guides/automatic-token-authentication#about-the-github_token-secret
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           LABEL_SERVICE_API_KEY: ${{ env.LABEL_SERVICE_API_KEY }}
+          APP_CONFIG_ENDPOINT: ${{ env.APP_CONFIG_ENDPOINT }}
 
       - name: Archive github event data
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         if: always()
         with:
           name: event

.github/workflows/post-apiview.yml

@@ -3,25 +3,31 @@ name: After APIView
 on:
   check_run:
     types: [completed]
-    
+
 permissions:
   pull-requests: write
   contents: read
 
 jobs:
   post-apiview:
     name: After APIView
-    runs-on: ubuntu-24.04
+    runs-on:
+      [
+        "self-hosted",
+        "1ES.Pool=azsdk-pool-github-runners",
+        "JobId=azsdk-${{ github.run_id }}-${{ github.run_number }}-${{ github.run_attempt }}",
+      ]
     if: |
       github.event.check_run.check_suite.app.name == 'Azure Pipelines' && (
       contains(github.event.check_run.name, 'Build Build') ||
-      contains(github.event.check_run.name, 'Build Analyze') )
+      contains(github.event.check_run.name, 'Build Analyze') ||
+      contains(github.event.check_run.name, 'SDK Validation') )
     steps:
       - name: Checkout
         uses: actions/checkout@v6
         with:
-          sparse-checkout: 'eng/common'
-    
+          sparse-checkout: "eng/common"
+
       - name: Create APIView Comment on PR
         run: |
           . "eng/common/scripts/Helpers/ApiView-Helpers.ps1"

.github/workflows/scheduled-event-processor.yml

@@ -39,7 +39,7 @@ jobs:
         run: >
           dotnet tool install
           Azure.Sdk.Tools.GitHubEventProcessor
-          --version 1.0.0-dev.20250425.1
+          --version 1.0.0-dev.20260403.1
           --add-source https://pkgs.dev.azure.com/azure-sdk/public/_packaging/azure-sdk-for-net/nuget/v3/index.json
           --global
         shell: bash
@@ -123,7 +123,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Archive github event data
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         if: always()
         with:
           name: event