Initial postgres skill implementation

scripts/run.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e
+
+POSTGRES_VERSION="${POSTGRES_VERSION:-16}"
+POSTGRES_DATA_DIR="${POSTGRES_DATA_DIR:-/data/postgres}"
+POSTGRES_PORT="${POSTGRES_PORT:-5432}"
+POSTGRES_USER="${POSTGRES_USER:-vibestack}"
+POSTGRES_PASSWORD="${POSTGRES_PASSWORD:-vibestack}"
+POSTGRES_DB="${POSTGRES_DB:-vibestack}"
+
+# Export DATABASE_URL for other services
+export DATABASE_URL="postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@localhost:${POSTGRES_PORT}/${POSTGRES_DB}"
+echo "DATABASE_URL=$DATABASE_URL"
+
+# Write to shared env file for other skills
+mkdir -p /run/vibestack
+echo "DATABASE_URL=$DATABASE_URL" > /run/vibestack/postgres.env
+
+echo "Starting PostgreSQL on port $POSTGRES_PORT..."
+exec su - postgres -c "/usr/lib/postgresql/${POSTGRES_VERSION}/bin/postgres -D '$POSTGRES_DATA_DIR'"