add molt-verify flags reference

Author: rohan-joshi

skills/onboarding-and-migrations/molt-verify/references/flags.md

@@ -0,0 +1,57 @@
+# molt verify: Full Flag Reference
+
+## Required
+
+| Flag | Description |
+|------|-------------|
+| `--source` | Source DB connection string |
+| `--target` | Target CockroachDB connection string |
+
+## Connection
+
+| Flag | Default | Description |
+|------|---------|-------------|
+| `--source-cdb` | - | Oracle CDB connection string (multi-tenant setups) |
+| `--allow-tls-mode-disable` | false | Allow insecure connections without TLS |
+
+## Verification Scope
+
+| Flag | Default | Description |
+|------|---------|-------------|
+| `--rows` | true | Verify row data in addition to schema. Set `false` for schema-only |
+| `--table-filter` | - | POSIX regex to include only matching tables |
+| `--transformations-file` | - | JSON file with column exclusions and table aliases |
+| `--filter-path` | - | JSON file with per-table WHERE clauses (not supported for Oracle) |
+| `--case-sensitive` | false | Case-sensitive name comparison |
+
+## Performance & Concurrency
+
+| Flag | Default | Description |
+|------|---------|-------------|
+| `--concurrency` | 0 (= CPU count) | Number of tables to verify in parallel |
+| `--concurrency-per-table` | 1 | Number of PK-range shards per table |
+| `--row-batch-size` | 20000 | Rows fetched per shard iteration |
+| `--rows-per-second` | 0 (unlimited) | Rate limit per shard (rows/sec) |
+| `--verify-statement-timeout` | `1h` | SQL query timeout per statement |
+
+## Logging & Output
+
+| Flag | Default | Description |
+|------|---------|-------------|
+| `--log-file` | `verify-{datetime}.log` | Log file path or `stdout` |
+| `--log-level` | `info` | `debug`, `info`, `warn`, `error` |
+| `--metrics-listen-addr` | `localhost:8888` | Prometheus metrics scrape endpoint |
+
+## Automation
+
+| Flag | Default | Description |
+|------|---------|-------------|
+| `--non-interactive` | false | Skip confirmation prompts (for CI/automation) |
+| `--compile-only` | false | Validate flags without connecting to DBs |
+
+## Hidden / Internal
+
+| Flag | Default | Description |
+|------|---------|-------------|
+| `--show-connection-logging` | false | Log full connection strings (sensitive — avoid in production) |
+| `--test-only` | false | Deterministic timing for test output |