v0.2.4 max-monthly union + /relay/policy

startos/actions/adjustTierQuotas.ts

@@ -1,14 +1,43 @@
 import { sdk } from '../sdk'
 import { configFile } from '../file-models/config.json'
 
-const { InputSpec, Value } = sdk
+const { InputSpec, Value, Variants } = sdk
 
 // Operator-facing knob for tier-quota tuning without a code change or
 // redeploy. The schema is { core: TierConfig, pro: TierConfig,
-// max: TierConfig } where TierConfig is
-//   { lifetime: number|null, monthly: number|null, geminiCapMonthly: number|null }
-// null means "no cap on this dimension." The relay reads this on every
-// request via configFile's live-reload.
+// max: TierConfig } where TierConfig fields can be number or null.
+// `null` means "no cap on this dimension." The relay reads this on
+// every request via configFile's live-reload.
+
+// Max-tier monthly credits is rendered as a union — operator can pick
+// "unlimited" (the default) or specify a hard monthly cap. Surfaced
+// as a Value.union so the StartOS UI gives a clean radio-style choice
+// rather than relying on a sentinel like 0 = unlimited.
+const maxMonthlyVariants = Variants.of({
+  unlimited: {
+    name: 'Unlimited',
+    spec: InputSpec.of({}),
+  },
+  limited: {
+    name: 'Limit to a specific amount',
+    spec: InputSpec.of({
+      amount: Value.number({
+        name: 'Monthly Limit',
+        description:
+          'Total credits each Max-tier install gets per calendar month.',
+        required: true,
+        default: 1000,
+        min: 0,
+        max: 1_000_000,
+        integer: true,
+        step: 1,
+        units: 'credits',
+        placeholder: null,
+      }),
+    }),
+  },
+})
+
 const inputSpec = InputSpec.of({
   // Core tier knobs.
   core_lifetime: Value.number({
@@ -65,10 +94,19 @@ const inputSpec = InputSpec.of({
     placeholder: null,
   }),
   // Max tier knobs.
+  max_monthly: Value.union(
+    {
+      name: 'Max — Monthly Credits',
+      description:
+        'Max-tier users default to unlimited monthly credits. Switch to "Limit to a specific amount" to cap how many credits each Max install can spend per month.',
+      default: 'unlimited',
+    },
+    maxMonthlyVariants,
+  ),
   max_gemini_cap: Value.number({
     name: 'Max — Gemini Cap (monthly)',
     description:
-      'Max-tier users get unlimited total credits but a capped slice goes via Gemini. Default 50.',
+      'Within the Max monthly allowance, how many credits may be served via Gemini (the rest spill to the operator-hardware fallback). Default 50.',
     required: true,
     default: 50,
     min: 0,
@@ -103,16 +141,37 @@ export const adjustTierQuotas = sdk.Action.withInput(
     } catch {
       parsed = {}
     }
+    // Translate the saved `max.monthly` value back into the union shape.
+    // null → unlimited; number → limited with that amount.
+    const savedMaxMonthly = parsed?.max?.monthly
+    const maxMonthlyUnion =
+      savedMaxMonthly == null
+        ? { selection: 'unlimited' as const, value: {} }
+        : {
+            selection: 'limited' as const,
+            value: { amount: savedMaxMonthly },
+          }
     return {
       core_lifetime: parsed?.core?.lifetime ?? 10,
       core_gemini_cap: parsed?.core?.geminiCapLifetime ?? 5,
       pro_monthly: parsed?.pro?.monthly ?? 50,
       pro_gemini_cap: parsed?.pro?.geminiCapMonthly ?? 25,
+      max_monthly: maxMonthlyUnion,
       max_gemini_cap: parsed?.max?.geminiCapMonthly ?? 50,
     }
   },
 
   async ({ effects, input }) => {
+    // Resolve the Max monthly union back to a primitive value for
+    // storage. The union arrives as { selection, value }; "unlimited"
+    // → null, "limited" → the inner amount.
+    const mmSel = (input.max_monthly as any)?.selection
+    const mmVal = (input.max_monthly as any)?.value
+    const maxMonthly =
+      mmSel === 'limited'
+        ? Number(mmVal?.amount ?? 1000)
+        : null
+
     const quotas = {
       core: {
         lifetime: input.core_lifetime ?? 10,
@@ -127,7 +186,7 @@ export const adjustTierQuotas = sdk.Action.withInput(
       },
       max: {
         lifetime: null,
-        monthly: null,
+        monthly: maxMonthly,
         geminiCapMonthly: input.max_gemini_cap ?? 50,
       },
     }