simplify Config global cache handling

packages/opencode/src/cli/cmd/tui/worker.ts

@@ -137,8 +137,7 @@ export const rpc = {
     })
   },
   async reload() {
-    await Config.global.reset()
-    await Instance.disposeAll()
+    await Config.invalidate(true)
   },
   async setWorkspace(input: { workspaceID?: string }) {
     startEventStream({ directory: process.cwd(), workspaceID: input.workspaceID })

packages/opencode/src/cli/network.ts

@@ -37,7 +37,7 @@ export function withNetworkOptions<T>(yargs: Argv<T>) {
 }
 
 export async function resolveNetworkOptions(args: NetworkOptions) {
-  const config = await Config.global()
+  const config = await Config.getGlobal()
   const portExplicitlySet = process.argv.includes("--port")
   const hostnameExplicitlySet = process.argv.includes("--hostname")
   const mdnsExplicitlySet = process.argv.includes("--mdns")

packages/opencode/src/cli/upgrade.ts

@@ -4,7 +4,7 @@ import { Flag } from "@/flag/flag"
 import { Installation } from "@/installation"
 
 export async function upgrade() {
-  const config = await Config.global()
+  const config = await Config.getGlobal()
   const method = await Installation.method()
   const latest = await Installation.latest(method).catch(() => {})
   if (!latest) return