Holy db migrations batman

reset_db.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+
+# Recreate the database: run DROP and CREATE in separate psql calls (DROP DATABASE cannot run inside a transaction block)
+if ! docker exec -i meta_timescaledb psql -U meta_user -d postgres -c "DROP DATABASE IF EXISTS meta_insights;"; then
+  echo "Error: failed to drop database 'meta_insights'." >&2
+  exit 1
+fi
+
+if ! docker exec -i meta_timescaledb psql -U meta_user -d postgres -c "CREATE DATABASE meta_insights;"; then
+  echo "Error: failed to create database 'meta_insights'." >&2
+  exit 1
+fi
+
+# then import dump specified by argument only if previous commands succeeded
+if [ -n "$1" ]; then
+  DUMP_FILE="$1"
+  if [ ! -r "$DUMP_FILE" ]; then
+    echo "Error: dump file '$DUMP_FILE' does not exist or is not readable." >&2
+    exit 2
+  fi
+
+  echo "Importing dump from $DUMP_FILE"
+  if ! docker exec -i meta_timescaledb psql -U meta_user -d meta_insights < "$DUMP_FILE"; then
+    echo "Error: failed to import dump '$DUMP_FILE' into 'meta_insights'." >&2
+    exit 3
+  fi
+fi