feat: initial release — ZeroClaw v0.1.0

- 22 AI providers (OpenRouter, Anthropic, OpenAI, Mistral, etc.)
- 7 channels (CLI, Telegram, Discord, Slack, iMessage, Matrix, Webhook)
- 5-step onboarding wizard with Project Context personalization
- OpenClaw-aligned system prompt (SOUL.md, IDENTITY.md, USER.md, AGENTS.md, etc.)
- SQLite memory backend with auto-save
- Skills system with on-demand loading
- Security: autonomy levels, command allowlists, cost limits
- 532 tests passing, 0 clippy warnings

src/providers/traits.rs

@@ -0,0 +1,22 @@
+use async_trait::async_trait;
+
+#[async_trait]
+pub trait Provider: Send + Sync {
+    async fn chat(
+        &self,
+        message: &str,
+        model: &str,
+        temperature: f64,
+    ) -> anyhow::Result<String> {
+        self.chat_with_system(None, message, model, temperature)
+            .await
+    }
+
+    async fn chat_with_system(
+        &self,
+        system_prompt: Option<&str>,
+        message: &str,
+        model: &str,
+        temperature: f64,
+    ) -> anyhow::Result<String>;
+}