feat(device): implement adapter registry and discovery

yeg

2026-08-26 e12439d1f4a94957d68cda653cb666702bc71040

 ruoyi-admin/src/test/java/com/ruoyi/config/FlywayMigrationContractTest.java

@@ -30,6 +30,12 @@
        assertTrue(v4.contains("adapter_timezone_id"));
        assertTrue(v4.contains("fk_sample_channel"));
        assertFalse(v4.matches("(?s).*\\bINSERT\\s+INTO\\b.*"));

        String v5 = resource("db/migration/V5__adapter_discovery_runtime.sql");
        assertTrue(v5.contains("connection_status"));
        assertTrue(v5.contains("last_observed_at_utc"));
        assertTrue(v5.contains("chk_adapter_connection_status"));
        assertFalse(v5.matches("(?s).*\\bDELETE\\s+FROM\\b.*"));
    }

    private static String sha256(String path)