chore(intent): adopt the explicit function role

countries/countries.intent

@@ -3,7 +3,7 @@ description: Country nomenclature (ISO 3166)
 icon: globe
 entities:
   - name: Country
-    kind: setting
+    function: Setting
     icon: globe
     fields:
       # Matches codbex-countries.model. Intent has no fixed-width CHAR type, so CHAR(n) is
@@ -16,7 +16,7 @@ entities:
   # Cities per country - the Depends-On cascade target: a consumer's City dropdown is narrowed to
   # the chosen Country (City.Country == Country.id). Seeded with a few well-known cities.
   - name: City
-    kind: setting
+    function: Setting
     icon: building
     fields:
       - { name: id, type: integer, primaryKey: true, generated: true }

currencies/currencies.intent

@@ -3,7 +3,7 @@ description: Currency nomenclature and exchange rates
 icon: money-bill
 entities:
   - name: Currency
-    kind: setting
+    function: Setting
     icon: money-bill
     audit: true
     fields:
@@ -17,7 +17,7 @@ entities:
       - { name: base, type: boolean }
       - { name: rate, type: decimal, precision: 18, scale: 6 }
   - name: CurrencyRate
-    kind: setting
+    function: Setting
     fields:
       - { name: id, type: integer, primaryKey: true, generated: true }
       - { name: name, type: string, length: 100 }

numbers/numbers.intent

@@ -8,7 +8,7 @@ entities:
   # e.g. type "Sales Invoice" (prefix SI, length 10) -> "SI00000001". Other projects (sales-invoices,
   # orders, ...) call that generator from their own document delegates - see the sales-invoices process.
   - name: Number
-    kind: setting
+    function: Setting
     group: settings
     icon: hash
     fields:

sales-invoices/sales-invoices.intent

@@ -13,24 +13,25 @@ entities:
   # (SalesInvoiceNumberAction) and the real sequential SI-number just after Issue (the generateNumber
   # serviceTask -> DocumentNumberGeneratorDelegate). See SalesInvoice.imports + number below.
   - name: SalesInvoiceStatus
-    kind: setting
+    function: Setting
     group: settings
     fields:
       - { name: id, type: integer, primaryKey: true, generated: true }
       - { name: name, type: string, required: true, length: 100 }
   - name: PaymentMethod
-    kind: setting
+    function: Setting
     group: settings
     fields:
       - { name: id, type: integer, primaryKey: true, generated: true }
       - { name: name, type: string, required: true, length: 100 }
   - name: SentMethod
-    kind: setting
+    function: Setting
     group: settings
     fields:
       - { name: id, type: integer, primaryKey: true, generated: true }
       - { name: name, type: string, required: true, length: 100 }
   - name: SalesInvoice
+    function: Document          # header + line items + status pill + totals footer
     icon: receipt
     audit: true
     group: sales
@@ -42,7 +43,7 @@ entities:
       - { name: id, type: integer, primaryKey: true, generated: true }
       # number is computed server-side by the SalesInvoiceNumberAction CalculatedField (imported above),
       # invoked as Beans.get(SalesInvoiceNumberAction.class).calculate(entity) on create.
-      - { name: number, type: string, length: 100, calculatedActionOnCreate: SalesInvoiceNumberAction, documentTitle: true }
+      - { name: number, type: string, length: 100, calculatedActionOnCreate: SalesInvoiceNumberAction, function: DocumentTitle }
       - { name: date, type: date, required: true }
       - { name: due, type: date }
       # Document totals: aggregate fields shown read-only in the footer. Net/Vat/Discount/Total are kept
@@ -63,10 +64,11 @@ entities:
       # target seed id), applied on insert when left unset - so a new invoice starts as DRAFT, Bank
       # transfer, E-mail without a process step (race-free vs the trigger).
       - { name: Currency, kind: manyToOne, to: Currency, model: currencies, size: 4 }
-      - { name: Status, kind: manyToOne, to: SalesInvoiceStatus, documentStatus: true, init: 1 }    # 1 = DRAFT
+      - { name: Status, kind: manyToOne, to: SalesInvoiceStatus, function: DocumentStatus, init: 1 } # 1 = DRAFT
       - { name: PaymentMethod, kind: manyToOne, to: PaymentMethod, init: 2, size: 4 }               # 2 = Bank transfer
       - { name: SentMethod, kind: manyToOne, to: SentMethod, init: 1, size: 4 }                     # 1 = E-mail
   - name: SalesInvoiceItem
+    function: DocumentItem      # the document's line items (rendered inline under SalesInvoice)
     fields:
       - { name: id, type: integer, primaryKey: true, generated: true }
       - { name: name, type: string, length: 200 }

uoms/uoms.intent

@@ -6,7 +6,7 @@ icon: ruler
 languages: [en, bg]
 entities:
   - name: UoM
-    kind: setting
+    function: Setting
     icon: ruler
     # UoM names carry per-language values in UOMS_UOM_LANG (generated by the schema layer); every
     # read overlays the caller's language. Translations are the uoms-bg seed below.