feat(mocks): retime chart mocks to today; add global/all-slot scripts

Add retimeAnalogInputs.mjs (all slots, single slot, or path)
Add retimeAllCharts.mjs (recursive under chartsData)
Update package.json with npm scripts:
mocks:retime:ai (all analog slots)
mocks:retime:ai:slot (single slot via %SLOT%)
mocks:retime:all (entire chartsData tree)
Preserve relative deltas; set first entry to today (same time); DIA2 daily at 00:00
Skip files/arrays without parsable "t" timestamps

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "cpl-v4",
-  "version": "1.6.826",
+  "version": "1.6.827",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "cpl-v4",
-      "version": "1.6.826",
+      "version": "1.6.827",
       "dependencies": {
         "@fontsource/roboto": "^5.1.0",
         "@headlessui/react": "^2.2.4",