feat: add inspect-shz-logs skill for log inspection and monitoring

- Implemented a new skill to inspect and follow SHZ backend logs with bounded read-only commands.
- Added scripts for viewing local and production logs, including options for following logs.
- Created references for log locations and usage guidelines.

feat: add query-shz-highgo skill for database querying

- Introduced a skill to query the SHZ HighGo database through an SSH gateway using a read-only psql workflow.
- Included scripts for executing SQL queries and schema discovery.
- Added connection details and usage instructions.

feat: add OutdoorFairBooth domain and mapper

- Created OutdoorFairBooth domain model with relevant fields and annotations.
- Implemented a mapper interface for physical deletion of records based on fair ID.

feat: create SQL scripts for cms_outdoor_fair_booth

- Added SQL script to create the cms_outdoor_fair_booth table and its associated sequence.
- Included comments for clarity and compatibility with historical data.
- Added a script to drop the cms_venue_booth table after migration confirmation.

.codex/skills/query-shz-highgo/references/connection.md

@@ -0,0 +1,12 @@
+# Connection reference
+
+- SSH gateway: `root@124.243.245.42`
+- HighGo client: `/opt/HighGo4.5.7-see/bin/psql`
+- Database endpoint: `39.98.44.136:6023`
+- Database: `highgo`
+- User: `sysdba`
+- Default schemas: `shz,public`
+- Detected server: HighGo Security Enterprise Edition Database System 4.5.10
+- Password source: `../.password`, mode `600`; override with `HIGHGO_PASSWORD_FILE`
+
+The SSH gateway must be reachable with the workstation's existing SSH key. Keep credentials out of commands, logs, responses, and `SKILL.md`.