v0.2.0-llm: LLM integration, core utilities, and persistence

- Rust backend: LLM abstraction with OpenAI-compatible + Ollama API clients
- Tauri commands: generate, generate_stream, get/set LLM config
- LLM config: api_url, api_key, model, temperature, max_tokens, top_p
- Works with Ollama (localhost:11434), LM Studio, any OpenAI-compatible API
- Streaming infrastructure via Tauri Channels (LlmEvent)
- tauri-plugin-store, tauri-plugin-fs added
- Frontend: NPC Generator with race/class/alignment selection + AI generation
- Frontend: Dice Roller with notation parsing (2d6+3), presets, history
- Frontend: Session Logger with note-taking + AI summarization
- Frontend: Settings panel for LLM configuration (URL, key, model, temperature)
- App shell: left rail nav with active states, settings toggle
- All glassmorphism cards with gold glow hover states
- Builds clean: tsc, vite build, cargo check, tauri build

src-tauri/Cargo.toml

@@ -8,8 +8,6 @@ repository = ""
 edition = "2021"
 rust-version = "1.77.2"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [lib]
 name = "app_lib"
 crate-type = ["staticlib", "cdylib", "rlib"]
@@ -23,3 +21,7 @@ serde = { version = "1.0", features = ["derive"] }
 log = "0.4"
 tauri = { version = "2.11.3", features = [] }
 tauri-plugin-log = "2"
+tauri-plugin-store = "2"
+tauri-plugin-fs = "2"
+reqwest = { version = "0.12", features = ["json"] }
+tokio = { version = "1", features = ["full"] }