RE-2169: chore: bump postgres client from 15 to 16 (#11936)

* chore: bump postgres client from 15 to 16

* chore: bump postgres client from 15 to 16 (plugins)

* fix: add changeset for postgres-client version bump

.changeset/lucky-windows-taste.md

@@ -0,0 +1,5 @@
+---
+"chainlink": patch
+---
+
+Validate support for postgresql-client 16, and update docker image's bundled postgresql-client from 15 to 16. #nops #updated

README.md

@@ -37,7 +37,7 @@ regarding Chainlink social accounts, news, and networking.
 2. Install [NodeJS v16](https://nodejs.org/en/download/package-manager/) & [pnpm via npm](https://pnpm.io/installation#using-npm).
    - It might be easier long term to use [nvm](https://nodejs.org/en/download/package-manager/#nvm) to switch between node versions for different projects. For example, assuming $NODE_VERSION was set to a valid version of NodeJS, you could run: `nvm install $NODE_VERSION && nvm use $NODE_VERSION`
 3. Install [Postgres (>= 12.x)](https://wiki.postgresql.org/wiki/Detailed_installation_guides). It is recommended to run the latest major version of postgres.
-   - Note if you are running the official Chainlink docker image, the highest supported Postgres version is 15.x due to the bundled client.
+   - Note if you are running the official Chainlink docker image, the highest supported Postgres version is 16.x due to the bundled client.
    - You should [configure Postgres](https://www.postgresql.org/docs/current/ssl-tcp.html) to use SSL connection (or for testing you can set `?sslmode=disable` in your Postgres query string).
 4. Ensure you have Python 3 installed (this is required by [solc-select](https://github.com/crytic/solc-select) which is needed to compile solidity contracts)
 5. Download Chainlink: `git clone https://github.com/smartcontractkit/chainlink && cd chainlink`

core/chainlink.Dockerfile

@@ -45,7 +45,7 @@ RUN apt-get update && apt-get install -y ca-certificates gnupg lsb-release curl
 # Install Postgres for CLI tools, needed specifically for DB backups
 RUN curl https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - \
   && echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" |tee /etc/apt/sources.list.d/pgdg.list \
-  && apt-get update && apt-get install -y postgresql-client-15 \
+  && apt-get update && apt-get install -y postgresql-client-16 \
   && apt-get clean all \
   && rm -rf /var/lib/apt/lists/*
 

core/chainlink.goreleaser.Dockerfile

@@ -11,7 +11,7 @@ RUN apt-get update && apt-get install -y ca-certificates gnupg lsb-release curl
 # Install Postgres for CLI tools, needed specifically for DB backups
 RUN curl https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - \
   && echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" |tee /etc/apt/sources.list.d/pgdg.list \
-  && apt-get update && apt-get install -y postgresql-client-15 \
+  && apt-get update && apt-get install -y postgresql-client-16 \
   && apt-get clean all \
   && rm -rf /var/lib/apt/lists/*
 

plugins/chainlink.Dockerfile

@@ -62,7 +62,7 @@ RUN apt-get update && apt-get install -y ca-certificates gnupg lsb-release curl
 # Install Postgres for CLI tools, needed specifically for DB backups
 RUN curl https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - \
   && echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" |tee /etc/apt/sources.list.d/pgdg.list \
-  && apt-get update && apt-get install -y postgresql-client-14 \
+  && apt-get update && apt-get install -y postgresql-client-16 \
   && apt-get clean all
 
 COPY --from=buildgo /go/bin/chainlink /usr/local/bin/