From 0b59f273a2535d14304565f9ea586a1da289f596 Mon Sep 17 00:00:00 2001
From: maotovisk <me@maot.dev>
Date: Sat, 9 Aug 2025 02:37:36 -0300
Subject: [PATCH] fix(dockerfile): use correct arch on tailwind css download

---
 Dockerfile | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index de39d77..5eaee99 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,9 +25,21 @@ RUN set -eux; \
     go install "github.com/a-h/templ/cmd/templ@${TEMPL_VER}"
 
 # ---- Tailwind v4 standalone ----
-RUN curl -fsSL -o /usr/local/bin/tailwindcss \
-    "https://github.com/tailwindlabs/tailwindcss/releases/download/${TAILWIND_VERSION}/tailwindcss-linux-x64-musl" \
-    && chmod +x /usr/local/bin/tailwindcss
+RUN set -eux; \
+    ARCH="$(uname -m)"; \
+    case "${ARCH}" in \
+    x86_64) TAILWIND_ARCH="x64" ;; \
+    aarch64) TAILWIND_ARCH="arm64" ;; \
+    *) echo "Unsupported architecture: ${ARCH}" && exit 1 ;; \
+    esac; \
+    TAILWIND_URL="https://github.com/tailwindlabs/tailwindcss/releases/download/${TAILWIND_VERSION}/tailwindcss-linux-${TAILWIND_ARCH}-musl"; \
+    echo "Downloading Tailwind CSS for ${ARCH} from ${TAILWIND_URL}"; \
+    curl -fsSL -o /usr/local/bin/tailwindcss "${TAILWIND_URL}"; \
+    # Verify the download is a valid ELF binary \
+    file /usr/local/bin/tailwindcss | grep -q "ELF.*executable" || (echo "Downloaded file is not a valid ELF binary:" && file /usr/local/bin/tailwindcss && exit 1); \
+    chmod +x /usr/local/bin/tailwindcss; \
+    # Test that the binary works \
+    /usr/local/bin/tailwindcss --version
 
 # App source
 COPY . .