update dockerfile with swift version 5.9

Dockerfile

@@ -1,90 +1,62 @@
 # ================================
 # Build image
 # ================================
-FROM swift:5.7-focal as build
+FROM swift:5.9-jammy-slim AS build
 
-RUN export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true \
-    && apt-get -q update \
-    && apt-get -q dist-upgrade -y \
-    && apt-get install -y libsqlite3-dev nano \
-    && rm -rf /var/lib/apt/lists/*
+# Install OS updates
+RUN apt-get -q update && \
+    apt-get -q install -y ca-certificates tzdata libcurl4 && \
+    rm -rf /var/lib/apt/lists/*
 
 # Set up a build area
 WORKDIR /build
 
-# First just resolve dependencies.
-# This creates a cached layer that can be reused
-# as long as your Package.swift/Package.resolved
-# files do not change.
+# Resolve dependencies
 COPY ./Package.* ./
 RUN swift package resolve
 
 # Copy entire repo into container
 COPY . .
 
-# Build everything, with optimizations
-RUN swift build -c release --static-swift-stdlib
+# Build the project
+RUN swift build -c release --static-swift-stdlib \
+    -Xlinker -u -Xlinker _swift_backtrace_isThunkFunction
 
 # Switch to the staging area
 WORKDIR /staging
 
 # Copy main executable to staging area
 RUN cp "$(swift build --package-path /build -c release --show-bin-path)/Main" ./
 
-# Copy resources bundled by SPM to staging area
-RUN find -L "$(swift build --package-path /build -c release --show-bin-path)/" -regex '.*\.resources$' -exec cp -Ra {} ./ \;
+# Copy resources if they exist
+RUN [ -d /build/Public ] && cp -R /build/Public ./ || true
 
-# Copy any resources from the public directory and views directory if the directories exist
-# Ensure that by default, neither the directory nor any of its contents are writable.
-RUN [ -d /build/Public ] && { mv /build/Cert ./Cert && chmod -R a-w ./Cert; } || true
-RUN [ -d /build/Public ] && { mv /build/Public ./Public && chmod -R a-w ./Public; } || true
-RUN [ -d /build/Resources ] && { mv /build/Resources ./Resources && chmod -R a-w ./Resources; } || true
 # ================================
 # Run image
 # ================================
-FROM ubuntu:focal
+FROM swift:5.9-jammy-slim
 
-# Make sure all system packages are up to date, and install only essential packages.
-RUN export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true \
-    && apt-get -q update \
-    && apt-get -q dist-upgrade -y \
-    && apt-get -q install -y \
-      ca-certificates \
-      tzdata \
-      libcurl4 \
+# Install required packages
+RUN apt-get -q update && \
+    apt-get -q install -y ca-certificates tzdata libcurl4 && \
+    rm -rf /var/lib/apt/lists/*
 
-# If your app or its dependencies import FoundationXML, also install `libxml2`.
-      # libxml2 \
-    && rm -r /var/lib/apt/lists/*
-
-# Create a vapor user and group with /app as its home directory
-RUN useradd --user-group --create-home --system --skel /dev/null --home-dir /app vapor
-
-# Switch to the new home directory
+# Create a vapor user and set work directory
+RUN useradd --user-group --create-home --system --home-dir /app vapor
 WORKDIR /app
 
-# Copy built executable and any staged resources from builder
+# Copy built artifacts
 COPY --from=build --chown=vapor:vapor /staging /app
 COPY --from=build --chown=vapor:vapor /build/.build/release /app
-# Uncomment the next line if you need to load resources from the `Public` directory
-#COPY --from=build --chown=vapor:vapor /build/Public /app/Public
 
-# Copy dotenv files
-#COPY --from=build --chown=vapor:vapor /build/.env /app/.env
-#COPY --from=build --chown=vapor:vapor /build/.env.production /app/.env.production
-#COPY --from=build --chown=vapor:vapor /build/.env.development /app/.env.development
-#COPY --from=build --chown=vapor:vapor /build/.env.test /app/.env.test
-# Uncomment the next line if you need to load resources from the `Public` directory
-#COPY --from=build --chown=vapor:vapor /build/Public /app/Public
-# Uncomment the next line if you need to load resources from the `Resources` directory
-#COPY --from=build --chown=vapor:vapor /build/Resources /app/Resources
+# Set environment for crash reporter and defaults
+ENV SWIFT_ROOT=/usr \
+    SWIFT_BACKTRACE=enable=yes,sanitize=yes,threads=all,images=all,interactive=no
 
-# Ensure all further commands run as the vapor user
+# Use vapor user
 USER vapor:vapor
 
-# Let Docker bind to port 8080
+# Expose port and set entrypoint
 EXPOSE 8080
-
-# Start the Vapor service when the image is run, default to listening on 8080 in production environment
 ENTRYPOINT ["./Main"]
 CMD ["serve", "--env", "production", "--hostname", "0.0.0.0", "--port", "8080"]

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.7
+// swift-tools-version:5.9
 import PackageDescription
 
 let package = Package(