From 6fd8f6d63235431c97b69bfc5c98dd27e8b84e57 Mon Sep 17 00:00:00 2001
From: Beslan <beslan@ml1.net>
Date: Mon, 1 Jun 2026 20:17:06 +0300
Subject: [PATCH] Add Mbed GCC 9 CI image

---
 .dockerignore |  2 ++
 Dockerfile    | 30 ++++++++++++++++++++++++++++++
 README.md     | 24 ++++++++++++++++++++++++
 3 files changed, 56 insertions(+)
 create mode 100644 .dockerignore
 create mode 100644 Dockerfile
 create mode 100644 README.md

diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..35cdaf3
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,2 @@
+.git
+README.md
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..504ef6e
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,30 @@
+FROM ubuntu:20.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+ENV LANG=C.UTF-8
+ENV LC_ALL=C.UTF-8
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+        binutils-arm-none-eabi \
+        ca-certificates \
+        curl \
+        gcc-arm-none-eabi \
+        git \
+        make \
+        mercurial \
+        patch \
+        python3 \
+        python3-pip \
+        python3-setuptools \
+        python3-wheel \
+        unzip \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN python3 -m pip install --no-cache-dir "mbed-cli==1.10.5"
+
+RUN arm-none-eabi-gcc --version \
+    && python3 --version \
+    && mbed --version
+
+WORKDIR /workspace
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..eae44e0
--- /dev/null
+++ b/README.md
@@ -0,0 +1,24 @@
+# docker-mbed-gcc9
+
+Reusable CI image for Mbed OS 5 firmware builds.
+
+Published image:
+
+```text
+git.tbeslan.ru/beslan/mbed-gcc9:mbed-os5
+```
+
+Installed tools:
+
+- Ubuntu 20.04
+- Python 3
+- `mbed-cli==1.10.5`
+- `gcc-arm-none-eabi` from Ubuntu 20.04 packages
+- `make`, `patch`, `git`, `mercurial`, `curl`, `unzip`
+
+Build and push:
+
+```sh
+docker build -t git.tbeslan.ru/beslan/mbed-gcc9:mbed-os5 .
+docker push git.tbeslan.ru/beslan/mbed-gcc9:mbed-os5
+```