tweak: adjust way skills are presented to agent to increase likelyhood of skill invocations. (#17053)

packages/opencode/src/skill/skill.ts

@@ -13,6 +13,9 @@ import { Bus } from "@/bus"
 import { Session } from "@/session"
 import { Discovery } from "./discovery"
 import { Glob } from "../util/glob"
+import { pathToFileURL } from "url"
+import type { Agent } from "@/agent/agent"
+import { PermissionNext } from "@/permission/next"
 
 export namespace Skill {
   const log = Log.create({ service: "skill" })
@@ -186,4 +189,24 @@ export namespace Skill {
   export async function dirs() {
     return state().then((x) => x.dirs)
   }
+
+  export async function available(agent?: Agent.Info) {
+    const list = await all()
+    if (!agent) return list
+    return list.filter((skill) => PermissionNext.evaluate("skill", skill.name, agent.permission).action !== "deny")
+  }
+
+  export function fmt(list: Info[]) {
+    return [
+      "<available_skills>",
+      ...list.flatMap((skill) => [
+        `  <skill>`,
+        `    <name>${skill.name}</name>`,
+        `    <description>${skill.description}</description>`,
+        `    <location>${pathToFileURL(skill.location).href}</location>`,
+        `  </skill>`,
+      ]),
+      "</available_skills>",
+    ].join("\n")
+  }
 }