Upgrade version of postgresql-client in the docker builds

Author: GeertJohan

Dockerfile

@@ -14,7 +14,8 @@ RUN go build -o dist/bin/trek .
 
 
 FROM alpine:latest AS release
-RUN apk add postgresql-client bash
+# Install PostgreSQL 18 client (must match embedded postgres version)
+RUN apk add postgresql18-client bash
 COPY --from=build /trek/dist/bin/trek /usr/local/bin/trek
 
 RUN adduser -D -u 1001 unprivileged

Dockerfile.pgmodeler

@@ -16,11 +16,18 @@ RUN go build -o dist/bin/trek .
 FROM ghcr.io/printeers/pgmodeler:latest AS release
 COPY --from=build /trek/dist/bin/trek /usr/local/bin/trek
 
+# Install PostgreSQL 18 client (must match embedded postgres version)
 RUN apt update && \
     apt upgrade -y && \
     apt install -y \
-		bash \
-        postgresql-client \
+        bash \
+        curl \
+        ca-certificates \
+    && install -d /usr/share/postgresql-common/pgdg && \
+    curl -o /usr/share/postgresql-common/pgdg/apt.postgresql.org.asc --fail https://www.postgresql.org/media/keys/ACCC4CF8.asc && \
+    echo "deb [signed-by=/usr/share/postgresql-common/pgdg/apt.postgresql.org.asc] https://apt.postgresql.org/pub/repos/apt $(. /etc/os-release && echo $VERSION_CODENAME)-pgdg main" > /etc/apt/sources.list.d/pgdg.list && \
+    apt update && \
+    apt install -y postgresql-client-18 \
     && rm -rf /var/lib/apt/lists/*
 
 RUN groupadd --gid 1001 nonroot && \

README.md

@@ -17,6 +17,10 @@ Trek is an opinionated tool. We built it to do one thing and do it well: convert
 
 Trek tries to stay up-to-date with the latest stable version of PostgreSQL. We build trek with the latest stable version of pgModeler.
 
+| Trek version | PostgreSQL | pgModeler |
+|--------------|------------|-----------|
+| 0.12.x       | 18         | 1.2       |
+
 We develop and test Trek on Linux. Trek may work on other platforms via Docker.
 
 ## Installation