Make room images list public and fix tag schema

src/main/kotlin/com/android/trisolarisserver/config/RoomImageTagSchemaFix.kt

@@ -0,0 +1,80 @@
+package com.android.trisolarisserver.config
+
+import org.slf4j.LoggerFactory
+import org.springframework.boot.ApplicationArguments
+import org.springframework.boot.ApplicationRunner
+import org.springframework.jdbc.core.JdbcTemplate
+import org.springframework.stereotype.Component
+
+@Component
+class RoomImageTagSchemaFix(
+    private val jdbcTemplate: JdbcTemplate
+) : ApplicationRunner {
+
+    private val logger = LoggerFactory.getLogger(RoomImageTagSchemaFix::class.java)
+
+    override fun run(args: ApplicationArguments) {
+        val version = jdbcTemplate.queryForObject("select version()", String::class.java) ?: return
+        if (!version.contains("PostgreSQL", ignoreCase = true)) {
+            return
+        }
+
+        val hasOldRoomImageId = jdbcTemplate.queryForObject(
+            """
+            select count(*)
+            from information_schema.columns
+            where table_name = 'room_image_tag'
+              and column_name = 'room_image_id'
+            """.trimIndent(),
+            Int::class.java
+        ) ?: 0
+
+        if (hasOldRoomImageId > 0) {
+            logger.info("Dropping legacy room_image_tag table")
+            jdbcTemplate.execute("drop table if exists room_image_tag cascade")
+        }
+
+        val hasRoomImageTag = jdbcTemplate.queryForObject(
+            """
+            select count(*)
+            from information_schema.tables
+            where table_name = 'room_image_tag'
+            """.trimIndent(),
+            Int::class.java
+        ) ?: 0
+
+        if (hasRoomImageTag == 0) {
+            logger.info("Creating room_image_tag table")
+            jdbcTemplate.execute(
+                """
+                create table room_image_tag (
+                  id uuid primary key,
+                  name text not null unique,
+                  created_at timestamptz not null
+                )
+                """.trimIndent()
+            )
+        }
+
+        val hasLink = jdbcTemplate.queryForObject(
+            """
+            select count(*)
+            from information_schema.tables
+            where table_name = 'room_image_tag_link'
+            """.trimIndent(),
+            Int::class.java
+        ) ?: 0
+
+        if (hasLink == 0) {
+            logger.info("Creating room_image_tag_link table")
+            jdbcTemplate.execute(
+                """
+                create table room_image_tag_link (
+                  room_image_id uuid not null,
+                  tag_id uuid not null
+                )
+                """.trimIndent()
+            )
+        }
+    }
+}