Bump version to 0.1.2

New features:
- HFEmbedder: Local transformer models via Candle
- ApiEmbedder: OpenAI, Cohere, Voyage AI support
- Comprehensive integration tests
- Complete embedding documentation

Author: moonstripe

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "indra_db"
-version = "0.1.1"
+version = "0.1.2"
 edition = "2021"
 description = "A content-addressed graph database for versioned thoughts"
 license = "MIT"