migrated custom tools to V2 plugin

.opencode/plugins/tools/tea-issues.ts

@@ -0,0 +1,18 @@
+import { $ } from "bun"
+import type { Info } from "@opencode/plugin/promise/tool"
+
+const teaIssues: Info = {
+  name: "tea-issues",
+  description: "List all issues in the project using tea CLI",
+  input: {
+    type: "object",
+    properties: {},
+    additionalProperties: false,
+  },
+  async execute() {
+    const result = await $`tea issues list`.text()
+    return { content: result.trim() }
+  },
+}
+
+export default teaIssues