From 1855fac18d49c454c1929294e6a77630c166489a Mon Sep 17 00:00:00 2001
From: "Dustin C. Hatch" <dustin@hatch.name>
Date: Thu, 20 Nov 2025 09:41:48 -0600
Subject: [PATCH] Add container image build script

---
 .containerignore |  4 ++++
 Containerfile    | 31 +++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+)
 create mode 100644 .containerignore
 create mode 100644 Containerfile

diff --git a/.containerignore b/.containerignore
new file mode 100644
index 0000000..3ab56d6
--- /dev/null
+++ b/.containerignore
@@ -0,0 +1,4 @@
+*
+!src
+!Cargo.lock
+!Cargo.toml
diff --git a/Containerfile b/Containerfile
new file mode 100644
index 0000000..475a638
--- /dev/null
+++ b/Containerfile
@@ -0,0 +1,31 @@
+FROM docker.io/library/alpine AS build
+
+RUN --mount=type=cache,target=/var/cache/apk <<EOS
+xargs apk add <<PKGS
+cargo
+libc-dev
+openssl
+openssl-dev
+rust
+PKGS
+EOS
+
+WORKDIR /src
+
+COPY . .
+
+RUN --mount=type=cache,target=/usr/local/cargo/registry <<EOS
+set -e
+cargo build --release
+cp target/release/updatecheck /updatecheck
+strip /updatecheck
+EOS
+
+
+FROM docker.io/library/alpine
+
+RUN --mount=type=cache,target=/var/cache/apk apk add libgcc openssl
+
+COPY --from=build /updatecheck /usr/local/bin
+
+ENTRYPOINT ["updatecheck"]