Update PostgreSQL to version 18

Author: MrSerth

.devcontainer/compose.yaml

@@ -26,7 +26,7 @@ services:
     restart: unless-stopped
 
   postgres:
-    image: postgres:17
+    image: postgres:18
     restart: unless-stopped
     networks:
       - default

.github/workflows/ci.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     services:
       db:
-        image: postgres:17
+        image: postgres:18
         env:
           POSTGRES_PASSWORD: postgres
         ports:

docs/LOCAL_SETUP.md

@@ -22,19 +22,19 @@ sudo apt-get update
 sudo apt-get -y install git ca-certificates curl libpq-dev libicu-dev
 ```
 
-### Install PostgreSQL 17:
+### Install PostgreSQL 18:
 
 **macOS:**
 ```shell
-brew install postgresql@17
-brew services start postgresql@17
+brew install postgresql@18
+brew services start postgresql@18
 ```
 
 **Linux:**
 ```shell
 curl https://www.postgresql.org/media/keys/ACCC4CF8.asc | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/apt.postgresql.org.gpg >/dev/null
 echo "deb [arch=$(dpkg --print-architecture)] http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" | sudo tee /etc/apt/sources.list.d/pgdg.list
-sudo apt-get update && sudo apt-get -y install postgresql-17 postgresql-client-17
+sudo apt-get update && sudo apt-get -y install postgresql-18 postgresql-client-18
 sudo -u postgres createuser $(whoami) -ed
 ```
 

provision/provision.vagrant.sh

@@ -4,7 +4,7 @@ cd /home/vagrant/codeocean
 
 ######## VERSION INFORMATION ########
 
-postgres_version=17
+postgres_version=18
 node_version=lts/jod
 ruby_version=$(cat .ruby-version)