chore: Update copyright year from 2025 to 2026 across core files

- Updated copyright headers in 3,055 core application files
- Changed 'Copyright (C) 2014-2025' to 'Copyright (C) 2014-2026'
- Added 123 new files from EspoCRM core updates
- Removed 4 deprecated files
- Total changes: 61,637 insertions, 54,283 deletions

This is a routine maintenance update for the new year 2026.

application/Espo/Resources/metadata/fields/decimal.json

@@ -0,0 +1,60 @@
+{
+    "params": [
+        {
+            "name": "required",
+            "type": "bool",
+            "default": false
+        },
+        {
+            "name": "default",
+            "type": "decimal"
+        },
+        {
+            "name": "min",
+            "type": "decimal"
+        },
+        {
+            "name": "max",
+            "type": "decimal"
+        },
+        {
+            "name": "decimalPlaces",
+            "type": "int"
+        },
+        {
+            "name": "audited",
+            "type": "bool"
+        },
+        {
+            "name": "readOnly",
+            "type": "bool"
+        },
+        {
+            "name": "readOnlyAfterCreate",
+            "type": "bool"
+        },
+        {
+            "name": "precision",
+            "type": "int",
+            "hidden": true
+        },
+        {
+            "name": "scale",
+            "type": "int",
+            "hidden": true
+        }
+    ],
+    "filter": true,
+    "validationList": [
+        "required",
+        "min",
+        "max"
+    ],
+    "mandatoryValidationList": [
+        "valid"
+    ],
+    "sanitizerClassNameList": [
+        "Espo\\Classes\\FieldSanitizers\\Decimal"
+    ],
+    "converterClassName": "Espo\\Core\\Utils\\Database\\Orm\\FieldConverters\\Decimal"
+}