Merge remote-tracking branch 'upstream/dev' into integration/upstream-dev-20260505

# Conflicts:
#	.github/workflows/github-pages.yml
#	.github/workflows/pr-build-check.yml
#	README.md
#	docs/cli_commands.md
#	docs/companion_protocol.md
#	docs/faq.md
#	docs/number_allocations.md
#	mkdocs.yml
#	variants/heltec_v3/platformio.ini

.github/workflows/run-unit-tests.yml

@@ -0,0 +1,31 @@
+name: Run Unit Tests
+
+on:
+  push:
+    branches:
+      - main
+      - master
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Clone Repo
+        uses: actions/checkout@v4
+
+      - name: Setup Build Environment
+        uses: ./.github/actions/setup-build-environment
+
+      - name: Run Unit Tests
+        run: pio test -e native -vv
+
+      - name: Upload Test Results
+        # Upload test results even if the test step failed.
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: test-results
+          path: .pio/build/native/