fixup! fix: improve the default dockerfile

Dockerfile

@@ -2,17 +2,19 @@
 FROM docker.io/library/rust:1.80-alpine AS builder
 
 # Update Alpine packages and install build dependencies
-RUN apk update && apk add --no-cache --virtual .build-dependencies \
-    musl-dev \
-    protobuf \
-    protobuf-dev
+RUN apk update && \
+    apk add --no-cache --virtual .build-dependencies \
+        musl-dev \
+        protobuf \
+        protobuf-dev && \
+    apk add --no-cache \
+        llvm-libunwind
 
 # Copy the source code into the image
 COPY . /usr/src/sozu
 WORKDIR /usr/src/sozu
 
 # Build the application in release mode with a frozen lockfile
-RUN cargo vendor --locked
 RUN cargo build --release --frozen
 
 # Stage 2: Create the runtime environment