fix: use correct conan path

src/main.ts

@@ -1,4 +1,5 @@
 import * as core from '@actions/core'
+import * as util from './util'
 import { download, getLatestVersion } from './download'
 
 /**
@@ -14,7 +15,7 @@ export async function run(): Promise<void> {
     }
 
     const path = await download(conanVersion)
-    core.addPath(path)
+    core.addPath(path + util.getConanBinPath())
   } catch (error) {
     if (error instanceof Error) core.setFailed(error.message)
   }

src/util.ts

@@ -28,3 +28,12 @@ export function getConanPlatform(): string {
       return 'linux'
   }
 }
+
+export function getConanBinPath(): string {
+  switch (process.platform) {
+    case 'win32':
+      return ''
+    default:
+      return '/bin'
+  }
+}