feat(core): expose workspace adaptors to plugins

Author: jlongster

.opencode/opencode.jsonc

@@ -11,6 +11,7 @@
     },
   },
   "mcp": {},
+  "plugin": ["../folderWorkspacePlugin.ts"],
   "tools": {
     "github-triage": false,
     "github-pr-search": false,

folderWorkspacePlugin.ts

@@ -0,0 +1,34 @@
+import type { Plugin } from "@opencode-ai/plugin"
+import { mkdir, rm } from "node:fs/promises"
+
+export const FolderWorkspacePlugin: Plugin = async ({ experimental_workspace }) => {
+  experimental_workspace.register("folder", {
+    name: 'Folder',
+    description: 'Create a blank folder',
+    configure(config) {
+      const rand = "" + Math.random()
+
+      return {
+        ...config,
+        directory: `/tmp/folder/folder-${rand}`,
+      }
+    },
+    async create(config) {
+      if (!config.directory) return
+      await mkdir(config.directory, { recursive: true })
+    },
+    async remove(config) {
+      await rm(config.directory!, { recursive: true, force: true })
+    },
+    target(config) {
+      return {
+        type: "local",
+        directory: config.directory!,
+      }
+    },
+  })
+
+  return {}
+}
+
+export default FolderWorkspacePlugin

packages/opencode/migration/20260410174513_workspace-name/migration.sql

@@ -0,0 +1,16 @@
+PRAGMA foreign_keys=OFF;--> statement-breakpoint
+CREATE TABLE `__new_workspace` (
+	`id` text PRIMARY KEY,
+	`type` text NOT NULL,
+	`name` text DEFAULT '' NOT NULL,
+	`branch` text,
+	`directory` text,
+	`extra` text,
+	`project_id` text NOT NULL,
+	CONSTRAINT `fk_workspace_project_id_project_id_fk` FOREIGN KEY (`project_id`) REFERENCES `project`(`id`) ON DELETE CASCADE
+);
+--> statement-breakpoint
+INSERT INTO `__new_workspace`(`id`, `type`, `branch`, `name`, `directory`, `extra`, `project_id`) SELECT `id`, `type`, `branch`, `name`, `directory`, `extra`, `project_id` FROM `workspace`;--> statement-breakpoint
+DROP TABLE `workspace`;--> statement-breakpoint
+ALTER TABLE `__new_workspace` RENAME TO `workspace`;--> statement-breakpoint
+PRAGMA foreign_keys=ON;