tabularis-dameng-plugin v1.0.0

DM plugin-side 1.0.0 baseline.\n\nHighlights:\n- Supports Tabularis BLOB wire input/output for BLOB and VARBINARY values.\n- Adds direct JSON-RPC protocol smoke coverage for connection, metadata, views, routines, triggers, explain, execute, batch, CRUD, DDL preview, and LOB paths.\n- Updates README, Chinese README, smoke documentation, and upstream gap notes for Tabularis follow-up PRs.\n- Keeps Dameng JDBC jars out of the release artifact.\n\nValidation:\n- mvn clean package: 63 tests passed.\n- scripts/protocol-smoke.sh passed against local Docker DM using SYSDBA schema.\n- Release zip checked for absence of DmJdbcDriver jars and jdbc zip files.