fix: exempt kilo-* dirs from annotation check, add markers to session route

The kilo-sessions/ directory is entirely Kilo-specific and should not
require kilocode_change markers. Update isExempt() to also match
directories starting with 'kilo-'. Add block markers to the /viewed
route changes in session.ts.

packages/opencode/src/server/routes/session.ts

@@ -971,6 +971,7 @@ export const SessionRoutes = lazy(() =>
     )
     .post(
       "/viewed",
+      // kilocode_change start
       describeRoute({
         summary: "Set viewed sessions",
         description: "Notify the server which sessions the user is currently viewing, or clear all.",
@@ -993,6 +994,7 @@ export const SessionRoutes = lazy(() =>
         const { KiloSessions } = await import("../../kilo-sessions/kilo-sessions")
         const body = c.req.valid("json")
         KiloSessions.setViewedSessions({ focused: body.focused ?? [], open: body.open ?? [] })
+        // kilocode_change end
         return c.json(true)
       },
     ),

script/check-opencode-annotations.ts

@@ -22,6 +22,7 @@
  *   - packages/opencode/src/kilocode/**
  *   - packages/opencode/test/kilocode/**
  *   - Any path containing "kilocode" in directory or filename
+ *   - Any path with a directory starting with "kilo-" (e.g. kilo-sessions/)
  */
 
 import { spawnSync } from "node:child_process"
@@ -52,7 +53,7 @@ function changedFiles() {
 
 function isExempt(file: string) {
   const norm = file.replaceAll("\\", "/").toLowerCase()
-  return norm.split("/").some((part) => part.includes("kilocode"))
+  return norm.split("/").some((part) => part.includes("kilocode") || part.startsWith("kilo-"))
 }
 
 function isSource(file: string) {
@@ -180,6 +181,7 @@ console.error(
     "  - packages/opencode/src/kilocode/**",
     "  - packages/opencode/test/kilocode/**",
     "  - Any path containing 'kilocode' in the directory or filename",
+    "  - Any directory starting with 'kilo-' (e.g. kilo-sessions/)",
     "",
     "See AGENTS.md for details.",
   ].join("\n"),