Cover percent-encoded whitespace baseURL acceptance

Co-authored-by: Eric Allam <eric@trigger.dev>

Author: cursoragent

docs/tasks/streams.mdx

@@ -666,6 +666,7 @@ Examples:
 - ✅ `https://api.trigger.dev`
 - ✅ `https://api.trigger.dev/custom-prefix`
 - ✅ `  https://api.trigger.dev/custom-prefix///   ` (trimmed + normalized)
+- ✅ `https://api.trigger.dev/custom%20prefix` (percent-encoded whitespace)
 - ❌ `https://api.trigger.dev?foo=bar`
 - ❌ `https://api.trigger.dev#fragment`
 - ❌ `https://user:pass@api.trigger.dev`

packages/ai/README.md

@@ -173,6 +173,7 @@ Examples:
 - ✅ `https://api.trigger.dev`
 - ✅ `https://api.trigger.dev/custom-prefix`
 - ✅ `  https://api.trigger.dev/custom-prefix///   ` (trimmed + normalized)
+- ✅ `https://api.trigger.dev/custom%20prefix` (percent-encoded whitespace)
 - ❌ `https://api.trigger.dev?foo=bar` (query string)
 - ❌ `https://api.trigger.dev#fragment` (hash fragment)
 - ❌ `https://user:pass@api.trigger.dev` (credentials)

packages/ai/src/chatTransport.test.ts

@@ -973,6 +973,17 @@ describe("TriggerChatTransport", function () {
     }).not.toThrow();
   });
 
+  it("accepts percent-encoded whitespace in baseURL paths", function () {
+    expect(function () {
+      new TriggerChatTransport({
+        task: "chat-task",
+        accessToken: "pk_trigger",
+        baseURL: "https://api.trigger.dev/custom%20prefix",
+        stream: "chat-stream",
+      });
+    }).not.toThrow();
+  });
+
   it("accepts whitespace-wrapped uppercase http protocol in baseURL", function () {
     expect(function () {
       new TriggerChatTransport({
@@ -3525,6 +3536,17 @@ describe("TriggerChatTransport", function () {
     }).not.toThrow();
   });
 
+  it("accepts percent-encoded whitespace in baseURL paths from factory", function () {
+    expect(function () {
+      createTriggerChatTransport({
+        task: "chat-task",
+        accessToken: "pk_trigger",
+        baseURL: "https://api.trigger.dev/custom%20prefix",
+        stream: "chat-stream",
+      });
+    }).not.toThrow();
+  });
+
   it("accepts uppercase http protocol from factory without throwing", function () {
     expect(function () {
       createTriggerChatTransport({