better smtp const

lib/config/configConstants.ts

@@ -3,22 +3,7 @@ import { Config, ConfigSpecOf } from "./builder/config"
 import { Value } from "./builder/value"
 import { Variants } from "./builder/variants"
 
-export const smtpConfig = Value.filteredUnion(
+export const customSmtp = Config.of<ConfigSpecOf<SmtpValue>, never, never>({
-  async ({ effects, utils }) => {
-    const smtp = await utils.getSystemSmtp().once()
-    return smtp ? [] : ["system"]
-  },
-  {
-    name: "SMTP",
-    description: "Optionally provide an SMTP server for sending email",
-    required: { default: "disabled" },
-  },
-  Variants.of({
-    disabled: { name: "Disabled", spec: Config.of({}) },
-    system: { name: "System Credentials", spec: Config.of({}) },
-    custom: {
-      name: "Custom Credentials",
-      spec: Config.of<ConfigSpecOf<SmtpValue>, never, never>({
   server: Value.text({
     name: "SMTP Server",
     required: {
@@ -56,7 +41,36 @@ export const smtpConfig = Value.filteredUnion(
     description:
       "Require TLS transport security. If disabled, email will use plaintext by default and TLS via STARTTLS <strong>if the SMTP server supports it</strong>. If enabled, email will refuse to connect unless the server supports STARTTLS.",
   }),
+})
+
+export const smtpConfig = Value.filteredUnion(
+  async ({ effects, utils }) => {
+    const smtp = await utils.getSystemSmtp().once()
+    return smtp ? [] : ["system"]
+  },
+  {
+    name: "SMTP",
+    description: "Optionally provide an SMTP server for sending emails",
+    required: { default: "disabled" },
+  },
+  Variants.of({
+    disabled: { name: "Disabled", spec: Config.of({}) },
+    system: {
+      name: "System Credentials",
+      spec: Config.of({
+        customFrom: Value.text({
+          name: "Custom From Address",
+          description:
+            "A custom from address for this service. If not provided, the system from address will be used.",
+          required: false,
+          placeholder: "<name>test@example.com",
+          inputmode: "email",
         }),
+      }),
+    },
+    custom: {
+      name: "Custom Credentials",
+      spec: customSmtp,
     },
   }),
 )