Update supported hardware platforms in README

triggering CI ...

.github/workflows/build_firmware.yml

@@ -18,7 +18,7 @@ permissions: read-all
 jobs:
   pio-build:
     name: build-${{ inputs.platform }}
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
         with:
@@ -45,7 +45,7 @@ jobs:
 
       - name: Build ${{ inputs.platform }}
         id: build
-        uses: meshtastic/gh-action-firmware@main
+        uses: fifieldt/gh-action-firmware@fifield
         with:
           pio_platform: ${{ inputs.platform }}
           pio_env: ${{ inputs.pio_env }}

.github/workflows/build_one_arch.yml

@@ -20,7 +20,7 @@ jobs:
   setup:
     strategy:
       fail-fast: false
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6

.github/workflows/build_one_target.yml

@@ -40,7 +40,7 @@ jobs:
           - rp2350
           - stm32
 
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6

.github/workflows/main_matrix.yml

@@ -19,6 +19,7 @@ on:
       - master
       - develop
       - event/*
+      - self-hosted-testing
     paths-ignore:
       - "**.md"
       #- "**.yml"
@@ -41,7 +42,7 @@ jobs:
           - rp2350
           - stm32
           - check
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6

.github/workflows/merge_queue.yml

@@ -25,7 +25,7 @@ jobs:
           - rp2350
           - stm32
           - check
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
       - uses: actions/setup-python@v6

README.md

@@ -23,7 +23,7 @@
 
 ## Overview
 
-This repository contains the official device firmware for Meshtastic, an open-source LoRa mesh networking project designed for long-range, low-power communication without relying on internet or cellular infrastructure. The firmware supports various hardware platforms, including ESP32, nRF52, RP2040/RP2350, and Linux-based devices.
+This repository contains the official device firmware for Meshtastic, an open-source LoRa mesh networking project designed for long-range, low-power communication without relying on internet or cellular infrastructure. The firmware supports various hardware platforms, including ESP32, nRF52, RP2040/RP2350, STM32, and Linux-based devices.
 
 Meshtastic enables text messaging, location sharing, and telemetry over a decentralized mesh network, making it ideal for outdoor adventures, emergency preparedness, and remote operations.
 

src/main.cpp

@@ -1,3 +1,5 @@
+// Welcome to Meshtastic.
+
 #include "configuration.h"
 #if !MESHTASTIC_EXCLUDE_GPS
 #include "GPS.h"