chore: create appsmith schema for the pg branch with user and password

deploy/docker/fs/opt/appsmith/entrypoint.sh

@@ -435,6 +435,47 @@ init_postgres() {
     runEmbeddedPostgres=0
   fi
 
+  # Create the appsmith schema
+  echo "Initializing PostgreSQL..."
+
+  # Check if APPSMITH_DB_URL is a PostgreSQL URL
+  if [[ -n "$APPSMITH_DB_URL" && "$APPSMITH_DB_URL" == postgres*://* ]]; then
+    echo "APPSMITH_DB_URL is a valid PostgreSQL URL."
+    # Extract username, password, host, port, and database name from APPSMITH_DB_URL
+    DB_USER=$(echo "$APPSMITH_DB_URL" | sed -n 's#.*://\([^:]*\):.*#\1#p')
+    DB_PASSWORD=$(echo "$APPSMITH_DB_URL" | sed -n 's#.*://[^:]*:\([^@]*\)@.*#\1#p')
+    DB_HOST=$(echo "$APPSMITH_DB_URL" | sed -n 's#.*://[^@]*@\([^:]*\):.*#\1#p')
+    DB_PORT=$(echo "$APPSMITH_DB_URL" | sed -n 's#.*://[^@]*@[^:]*:\([^/]*\)/.*#\1#p')
+    DB_NAME=$(echo "$APPSMITH_DB_URL" | sed -n 's#.*://[^@]*@[^/]*/\([^?]*\).*#\1#p')
+
+    # Generate a random password if DB_USER or DB_PASSWORD are empty
+    if [[ -z "$DB_USER" || -z "$DB_PASSWORD" ]]; then
+      DB_USER="appsmith"
+      DB_PASSWORD=$(openssl rand -base64 12)  # Generate a random password
+      echo "Generated random password for appsmith user: $DB_PASSWORD"
+    fi
+
+    # Set defaults for host, port, and database name if not set
+    DB_HOST=${DB_HOST:-localhost}
+    DB_PORT=${DB_PORT:-5432}
+    DB_NAME=${DB_NAME:-appsmith}
+
+    echo "Connecting to PostgreSQL at $DB_HOST:$DB_PORT with user $DB_USER"
+
+    # Execute SQL to create the appsmith schema if it doesn't exist (single line)
+    PGPASSWORD=$DB_PASSWORD psql -h $DB_HOST -p $DB_PORT -U $DB_USER -d $DB_NAME -c "CREATE SCHEMA IF NOT EXISTS appsmith;"
+
+    # Check if the schema creation was successful
+    if [ $? -eq 0 ]; then
+      echo "Schema 'appsmith' created or already exists."
+    else
+      echo "Failed to create schema 'appsmith'."
+      exit 1
+    fi
+    echo "PostgreSQL initialization completed."
+  else
+      echo "APPSMITH_DB_URL is either empty or not a PostgreSQL URL. Skipping PostgreSQL initialization."
+    fi
 }
 
 safe_init_postgres() {