task-194: 孤儿 task_file_job 巡检 SQL（01_orphan_job.sql，只读 SELECT 反连无任务/结果；base 提供 8 项静态契约）+ 8 条测试

backend-java/src/main/resources/inspection/01_orphan_job.sql

@@ -0,0 +1,17 @@
+-- =============================================================
+-- 巡检 01：孤儿 task_file_job（job 无对应任务/结果）— 只读报表（task-194）
+-- 对应 Java 巡检：OrphanJobInspector（module-09）；仅副本库只读执行，无副作用。
+-- 结果按 updated_at 升序；每批建议 limit <= 500。
+-- =============================================================
+SELECT j.id          AS job_id,
+       j.task_id,
+       j.result_id,
+       j.module_type,
+       j.status,
+       j.updated_at
+FROM biz_task_file_job j
+WHERE NOT EXISTS (SELECT 1 FROM biz_file_task t WHERE t.id = j.task_id)
+  AND (j.result_id IS NULL
+       OR NOT EXISTS (SELECT 1 FROM biz_file_result r WHERE r.id = j.result_id))
+ORDER BY j.updated_at ASC
+LIMIT 200;

backend-java/src/test/java/com/nanri/aiimage/config/InspectionSqlFileTestBase.java

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+package com.nanri.aiimage.config;
+
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+/**
+ * 巡检只读 SQL 报表静态契约基座（task-194..199）。
+ * 校验各 inspection/*.sql：以 SELECT 开头、无任何写语句/锁语句、含 NOT EXISTS/JOIN 关联、
+ * 带 LIMIT、分号结尾、头注释含目的与只读声明。子类提供文件名。
+ */
+abstract class InspectionSqlFileTestBase {
+
+    abstract String fileName();
+
+    private Path path() {
+        return Path.of(System.getProperty("user.dir"), "src/main/resources/inspection", fileName());
+    }
+
+    private String sql() throws IOException {
+        return Files.readString(path());
+    }
+
+    private String statements() throws IOException {
+        // 去掉整行注释与空行后的可执行 SQL 文本（头注释说明可能含"清理/删除"等字样，须排除）
+        StringBuilder sb = new StringBuilder();
+        for (String line : sql().split("\n")) {
+            String t = line.trim();
+            if (t.isEmpty() || t.startsWith("--")) {
+                continue;
+            }
+            sb.append(line).append('\n');
+        }
+        return sb.toString();
+    }
+
+    @Test
+    void fileExists() throws IOException {
+        assertTrue(Files.exists(path()), "巡检 SQL 应存在: " + fileName());
+    }
+
+    @Test
+    void startsWithSelect() throws IOException {
+        String first = statements().stripLeading();
+        assertTrue(first.toUpperCase().startsWith("SELECT"), "可执行 SQL 应以 SELECT 开头: " + fileName());
+    }
+
+    private static final String[] FORBIDDEN_WRITE_TOKENS = {
+            "INSERT", "UPDATE", "DELETE", "DROP", "TRUNCATE", "ALTER", "CREATE",
+            "GRANT", "REPLACE", "CALL", "LOAD", "DO"
+    };
+
+    @Test
+    void readOnlyNoWriteKeywords() throws IOException {
+        String upper = statements().toUpperCase();
+        for (String kw : FORBIDDEN_WRITE_TOKENS) {
+            java.util.regex.Pattern p = java.util.regex.Pattern.compile("(?<!\\w)" + java.util.regex.Pattern.quote(kw) + "(?!\\w)");
+            assertFalse(p.matcher(upper).find(), fileName() + " 不应含写语句 " + kw);
+        }
+    }
+
+    @Test
+    void hasRelationalJoinCondition() throws IOException {
+        String upper = statements().toUpperCase();
+        assertTrue(upper.contains("NOT EXISTS") || upper.contains("JOIN"),
+                fileName() + " 应含 NOT EXISTS 或 JOIN 关联条件");
+    }
+
+    @Test
+    void hasRowLimit() throws IOException {
+        assertTrue(statements().toUpperCase().contains("LIMIT"), fileName() + " 应带 LIMIT");
+    }
+
+    @Test
+    void noRowLock() throws IOException {
+        String upper = statements().toUpperCase();
+        assertFalse(upper.contains("FOR UPDATE"), fileName() + " 不应 FOR UPDATE 加锁");
+        assertFalse(upper.contains("LOCK"), fileName() + " 不应加锁");
+    }
+
+    @Test
+    void endsWithSemicolon() throws IOException {
+        assertTrue(sql().trim().endsWith(";"), fileName() + " 应以分号结尾");
+    }
+
+    @Test
+    void headerDocumentsPurposeAndReadOnly() throws IOException {
+        String text = sql();
+        assertTrue(text.contains("巡检"), fileName() + " 头注释应含巡检说明");
+        assertTrue(text.contains("只读"), fileName() + " 头注释应声明只读");
+    }
+}

backend-java/src/test/java/com/nanri/aiimage/config/OrphanJobSqlInspectionTest.java

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+package com.nanri.aiimage.config;
+
+/** task-194：孤儿 task_file_job 巡检 SQL 契约。 */
+class OrphanJobSqlInspectionTest extends InspectionSqlFileTestBase {
+    @Override
+    String fileName() {
+        return "01_orphan_job.sql";
+    }
+}