chore(deps): update alpine docker tag to v3.21.0

renovate[bot] · web-flow · commit c6290eb272db · 2024-12-06T00:06:27.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -22,7 +22,7 @@ COPY . .
 
 RUN RUSTFLAGS=-Clinker=musl-gcc cargo build --release --target=x86_64-unknown-linux-musl
 
-FROM alpine:3.20.2
+FROM alpine:3.21.0
 
 RUN addgroup -g 1000 myapp
 
