feat: add departure_time to plan_route/distance_matrix + test coverage + payment fix (#63)

* feat: add departure_time to plan_route and distance_matrix

Both tools now accept an optional departure_time parameter (ISO 8601)
for traffic-aware routing. Passes through to Routes API departureTime.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* test: add assertions for new place attributes and departure_time

- Verify place_details returns types, primary_type, editorial_summary, language in reviews
- Verify search results include primary_type and price_level
- Verify plan_route and distance_matrix have departure_time in inputSchema

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* fix: strip proto field name aliases from payment_options

Removes underscore-prefixed duplicate keys (e.g. _acceptsCreditCards)
that Google's gRPC client includes as proto field name aliases.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* style: fix Prettier formatting after cherry-pick

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: cablate

.claude/settings.json

@@ -0,0 +1,5 @@
+{
+  "enabledPlugins": {
+    "mcp-apps@mcp-apps": true
+  }
+}