build: simplify build and install scripts

Remove outdated plugin build scripts from package.json to streamline
the development workflow and eliminate unused build targets.

Author: MBanucu

package.json

@@ -50,13 +50,11 @@
     "build": "bun run clean && bun run typecheck && vite build",
     "build:dev": "vite build --mode development",
     "build:prod": "vite build --mode production",
-    "build:plugin": "bun build --target bun --outfile=dist/opencode-pty.js index.ts",
-    "build:all:dev": "bun run build:dev && bun run build:plugin",
-    "build:all:prod": "bun run build:prod && bun run build:plugin",
+    "build:all:dev": "bun run build:dev",
+    "build:all:prod": "bun run build:prod",
     "prepack": "bun run build:all:prod",
-    "install:plugin:dev": "bun run build:plugin && mkdir -p .opencode/plugins/ && cp dist/opencode-pty.js .opencode/plugins/",
     "install:web:dev": "bun run build:dev",
-    "install:all:dev": "bun run install:plugin:dev && bun run install:web:dev",
+    "install:all:dev": "bun run install:web:dev",
     "run:all:dev": "bun run install:all:dev && LOG_LEVEL=silent opencode",
     "clean": "rm -rf dist playwright-report test-results",
     "lint": "eslint . --ext .ts,.tsx,.js,.jsx",