M3: auth.json credential storage

Adds harness-providers::auth, a persisted auth.json credential store for provider tokens, laying the groundwork for Copilot's device-flow login and token refresh.
2026-07-10 16:19:59 +02:00
parent 607bd88ae3
commit a3f6fd6378
4 changed files with 234 additions and 0 deletions
@@ -18,9 +18,11 @@ serde = { workspace = true }
 serde_json = { workspace = true }
 thiserror = { workspace = true }
 tracing = { workspace = true }
+dirs = { workspace = true }

 [dev-dependencies]
 tokio = { workspace = true, features = ["test-util", "macros"] }
+tempfile = { workspace = true }

 [lints]
 workspace = true