Merge branch 'main' into main

Author: dmitrivMS

.github/actions/build-vsix/action.yml

@@ -15,11 +15,12 @@ runs:
         node-version: ${{ inputs.node_version }}
         cache: 'npm'
 
-    # Minimum supported version is Python 3.9
-    - name: Use Python 3.9
+    # Minimum supported version is Python 3.10 (debugpy no longer supports Python 3.9,
+    # and pip 26.1+ requires Python >= 3.10)
+    - name: Use Python 3.10
       uses: actions/setup-python@v5
       with:
-        python-version: 3.9
+        python-version: '3.10'
 
     - name: Pip cache
       uses: actions/cache@v4

.github/actions/lint/action.yml

@@ -30,7 +30,7 @@ runs:
     - name: Install Python
       uses: actions/setup-python@v5
       with:
-        python-version: '3.9'
+        python-version: '3.10'
 
     - name: Pip cache
       uses: actions/cache@v4

.github/agents/release.agent.md

@@ -126,10 +126,23 @@ When the pipeline completes signing, it will pause for manual validation before
 
 ---
 
-## Done
-
-Once the pipeline has published successfully:
-- A GitHub release will be created at the release tag (e.g. `v2026.4.0` — *example*)
-- The extension will be live on the marketplace as a stable release
-
-Congratulations on the release! 🎉
+## Done
+
+Once the pipeline has published successfully, verify the release:
+
+1. **Check GitHub Releases** — confirm the new version appears on the releases page:
+   ```
+   gh release list --repo microsoft/vscode-python-debugger --limit 5
+   ```
+   Or visit: https://github.com/microsoft/vscode-python-debugger/releases
+
+2. **Verify the release tag** matches the expected version (e.g. `v2026.4.0` — *example*):
+   ```
+   gh release view v<VERSION> --repo microsoft/vscode-python-debugger
+   ```
+
+> ✋ **Confirm**: Does the new version appear on the [releases page](https://github.com/microsoft/vscode-python-debugger/releases)?
+
+- The extension should now be live on the VS Code Marketplace as a stable release.
+
+Congratulations on the release! 🎉

.github/workflows/pr-check.yml

@@ -50,8 +50,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, windows-latest]
-        python: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        os: [ubuntu-latest, windows-2022]
+        python: ['3.10', '3.11', '3.12', '3.13']
 
     steps:
       - name: Checkout
@@ -60,11 +60,12 @@ jobs:
           path: ${{ env.special-working-directory-relative }}
           persist-credentials: false
 
-      # Install bundled libs using 3.9 even though you test it on other versions.
-      - name: Use Python 3.9
+      # Install bundled libs using 3.10 (minimum supported; debugpy dropped 3.9 support,
+      # and pip 26.1+ requires Python >= 3.10).
+      - name: Use Python 3.10
         uses: actions/setup-python@v5
         with:
-          python-version: '3.9'
+          python-version: '3.10'
 
       - name: Update pip, install pipx and install wheel
         run: python -m pip install -U pip pipx wheel

.github/workflows/push-check.yml

@@ -55,8 +55,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, windows-latest]
-        python: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        os: [ubuntu-latest, windows-2022]
+        python: ['3.10', '3.11', '3.12', '3.13']
 
     steps:
       - name: Checkout
@@ -65,11 +65,12 @@ jobs:
           path: ${{ env.special-working-directory-relative }}
           persist-credentials: false
 
-      # Install bundled libs using 3.9 even though you test it on other versions.
-      - name: Use Python 3.9
+      # Install bundled libs using 3.10 (minimum supported; debugpy dropped 3.9 support,
+      # and pip 26.1+ requires Python >= 3.10).
+      - name: Use Python 3.10
         uses: actions/setup-python@v5
         with:
-          python-version: '3.9'
+          python-version: '3.10'
 
       - name: Update pip, install pipx and install wheel
         run: python -m pip install -U pip pipx wheel

build/azure-devdiv-pipeline.stable.yml

@@ -28,7 +28,7 @@ parameters:
   - name: publishExtension
     displayName: 🚀 Publish Extension
     type: boolean
-    default: false
+    default: true
 
   - name: buildPlatforms
     type: object

bundled/scripts/noConfigScripts/debugpy

@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /usr/bin/env bash
 # Bash script
 export DEBUGPY_ADAPTER_ENDPOINTS=$VSCODE_DEBUGPY_ADAPTER_ENDPOINTS
 python3 $BUNDLED_DEBUGPY_PATH --listen 0 --wait-for-client $@

noxfile.py

@@ -25,7 +25,7 @@
 
 # Single source of truth for the debugpy version we bundle.
 # Update this when bumping debugpy (and update bundled/libs/debugpy accordingly).
-DEBUGPY_VERSION = "1.8.20"
+DEBUGPY_VERSION = "1.8.21"
 
 
 def _build_debugpy_wheel_requests(vsce_target: str, version: str) -> list[dict]: