Update start.sh

start.sh

@@ -2,43 +2,40 @@
 
 # --- 1. Configure & Start PostgreSQL ---
 echo "Starting PostgreSQL..."
-
-# Start the service (as user 'postgres')
 service postgresql start
 
-# Wait a moment for it to boot
-sleep 3
+# Wait loop for Postgres to be ready
+until pg_isready -h localhost; do
+  echo "Waiting for Postgres..."
+  sleep 1
+done
 
-# Create a generic 'playground' user and database.
-# We don't set a password because we will rely on local trust.
-su - postgres -c "psql -c \"CREATE USER playground SUPERUSER;\""
-su - postgres -c "psql -c \"CREATE DATABASE playground OWNER playground;\""
-
-# Edit pg_hba.conf to trust ALL local connections (removes password requirement)
-# This file location depends on the version installed by apt, usually /etc/postgresql/13/main/pg_hba.conf
-# We use a wildcard find to locate it.
+# Setup 'playground' user/db with no password requirement (Trust Auth)
+# We overwrite pg_hba.conf to trust local connections completely
 PG_CONF=$(find /etc/postgresql -name "pg_hba.conf")
+
+# Allow IPv4 localhost
 echo "host    all             all             127.0.0.1/32            trust" > $PG_CONF
+# Allow IPv6 localhost (Fixes the ::1 connection error)
+echo "host    all             all             ::1/128                 trust" >> $PG_CONF
+# Allow Local Unix Socket
 echo "local   all             all                                     trust" >> $PG_CONF
 
-# Restart Postgres to apply "trust" settings
+# Restart to apply changes
 service postgresql restart
 
+# Create user/db if they don't exist
+su - postgres -c "psql -c \"CREATE USER playground SUPERUSER;\""
+su - postgres -c "psql -c \"CREATE DATABASE playground OWNER playground;\""
+
 
 # --- 2. Configure & Start MySQL (MariaDB) ---
 echo "Starting MySQL..."
-
-# Start the service
 service mariadb start
 
-# Wait a moment
-sleep 3
-
-# Create the playground database and a root user that can connect from localhost without password
-# In MariaDB/MySQL on Debian, the unix socket authentication is default, 
-# but for Python we often want TCP. We'll create a wide-open user.
-mysql -e "CREATE DATABASE playground;"
-mysql -e "CREATE USER 'playground'@'localhost';"
+# Create 'playground' user with full access
+mysql -e "CREATE DATABASE IF NOT EXISTS playground;"
+mysql -e "CREATE USER IF NOT EXISTS 'playground'@'localhost';"
 mysql -e "GRANT ALL PRIVILEGES ON *.* TO 'playground'@'localhost';"
 mysql -e "FLUSH PRIVILEGES;"