Initial import: shopdb-flask multi-site asset platform

Flask + Vue rewrite of the classic-ASP shopdb, built as a plugin
framework so sister GE Aerospace sites can adopt it. Product version
0.7.0-pre-0.8.0, plugin contract 0.11.0, 966 backend tests.

Key entry points:
- docs/INSTALL-WINDOWS-IIS.md - tested Windows + IIS install runbook
  (own-site and subpath deployment methods)
- docs/PILOT-DEPLOY.md - production pilot: stand up + import + verify
- docs/IMPORT-API.md - schema-agnostic legacy data import contract
- scripts/site_imports/wjf/ - West Jefferson reference import loader
- docs/adr/ - twelve accepted architecture decision records

migrations/rename_underscore_columns.sql

@@ -0,0 +1,23 @@
+-- Rename database columns to remove underscores per naming convention
+-- Date: 2026-02-03
+-- Affects: assettypes, assetrelationships, equipment, usbcheckouts
+
+-- 1. assettypes table
+ALTER TABLE assettypes CHANGE COLUMN plugin_name pluginname VARCHAR(100) NULL COMMENT 'Plugin that owns this type';
+ALTER TABLE assettypes CHANGE COLUMN table_name tablename VARCHAR(100) NULL COMMENT 'Extension table name for this type';
+
+-- 2. assetrelationships table
+ALTER TABLE assetrelationships CHANGE COLUMN source_assetid sourceassetid INT NOT NULL;
+ALTER TABLE assetrelationships CHANGE COLUMN target_assetid targetassetid INT NOT NULL;
+
+-- 3. equipment table
+ALTER TABLE equipment CHANGE COLUMN controller_vendorid controllervendorid INT NULL COMMENT 'Controller vendor (e.g., FANUC)';
+ALTER TABLE equipment CHANGE COLUMN controller_modelid controllermodelid INT NULL COMMENT 'Controller model (e.g., 31B)';
+
+-- 4. usbcheckouts table
+ALTER TABLE usbcheckouts CHANGE COLUMN checkout_name checkoutname VARCHAR(100) NULL COMMENT 'Name of user';
+ALTER TABLE usbcheckouts CHANGE COLUMN checkout_time checkouttime DATETIME NOT NULL;
+ALTER TABLE usbcheckouts CHANGE COLUMN checkin_time checkintime DATETIME NULL;
+ALTER TABLE usbcheckouts CHANGE COLUMN checkout_reason checkoutreason TEXT NULL COMMENT 'Reason for checkout';
+ALTER TABLE usbcheckouts CHANGE COLUMN checkin_notes checkinnotes TEXT NULL;
+ALTER TABLE usbcheckouts CHANGE COLUMN was_wiped waswiped TINYINT(1) NULL COMMENT 'Was device wiped after return';