fix(amp): show credits in overview for credits-only users

docs/providers/amp.md

@@ -75,7 +75,7 @@ The plugin parses the display text with regex to extract:
 |------------|----------|-----------------------------|----------------------------------------|
 | Free       | overview | Amp Free enabled            | Dollar amount consumed as progress bar |
 | Bonus      | detail   | Amp Free + active promotion | Bonus percentage and duration          |
-| Credits    | detail   | Credits > $0                | Individual credits balance             |
+| Credits    | overview | Credits > $0, or credits-only accounts | Individual credits balance      |
 
 Progress line includes:
 - `resetsAt` — ISO timestamp of estimated full replenishment (null if nothing used or rate is zero)

plugins/amp/plugin.json

@@ -9,6 +9,6 @@
   "lines": [
     { "type": "progress", "label": "Free", "scope": "overview", "primaryOrder": 1 },
     { "type": "text", "label": "Bonus", "scope": "detail" },
-    { "type": "text", "label": "Credits", "scope": "detail" }
+    { "type": "text", "label": "Credits", "scope": "overview" }
   ]
 }

plugins/amp/plugin.test.js

@@ -305,6 +305,20 @@ describe("amp plugin", () => {
     expect(result.lines[0].value).toBe("$25.50")
   })
 
+  it("parses credits-only text with top-up hint", async () => {
+    var ctx = makeCtx()
+    writeSecrets(ctx)
+    var text = "Signed in as person@example.com (exampleuser)\n"
+      + "Individual credits: $5 remaining (set up automatic top-up to avoid running out) - https://ampcode.com/settings"
+    ctx.host.http.request.mockReturnValue(balanceResponse(text))
+    var plugin = await loadPlugin()
+    var result = plugin.probe(ctx)
+    expect(result.plan).toBe("Credits")
+    expect(result.lines.length).toBe(1)
+    expect(result.lines[0].label).toBe("Credits")
+    expect(result.lines[0].value).toBe("$5.00")
+  })
+
   it("shows both free tier and credits when both present", async () => {
     var ctx = makeCtx()
     writeSecrets(ctx)