Scope CEF data to OpenHuman user profiles

app/src-tauri/Cargo.toml

@@ -53,6 +53,8 @@ tauri-plugin-opener = "2"
 tauri-plugin-updater = "2"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
+toml = "0.8"
+directories = "5"
 # Used by gmail/cdp_fetch for decoding binary IO.read chunks. Base64 is
 # only emitted by CDP IO.read when the stream contains non-UTF-8 bytes,
 # but we opt into the feature to stay robust against unexpected responses.
@@ -157,6 +159,7 @@ tauri-plugin-notification = { path = "vendor/tauri-plugin-notification" }
 
 [dev-dependencies]
 tokio = { version = "1", features = ["macros", "rt"] }
+tempfile = "3"
 
 # Fast CI builds: trade runtime perf for compile speed
 [profile.ci]

app/src-tauri/src/cef_preflight.rs

@@ -74,6 +74,15 @@ impl std::error::Error for CefLockError {}
 
 /// Resolves the macOS default CEF cache directory and runs the preflight.
 pub fn check_default_cache() -> Result<(), CefLockError> {
+    if let Some(configured) = std::env::var_os("OPENHUMAN_CEF_CACHE_PATH") {
+        let configured = PathBuf::from(configured);
+        log::debug!(
+            "[cef-preflight] using configured cache_path={}",
+            configured.display()
+        );
+        return check_cef_cache_lock(&configured);
+    }
+
     let home = std::env::var_os("HOME").ok_or(CefLockError::NoHomeDir)?;
     let cache_path = PathBuf::from(home)
         .join("Library/Caches")