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/channels/traits.rs

@@ -0,0 +1,29 @@
+use async_trait::async_trait;
+
+/// A message received from or sent to a channel
+#[derive(Debug, Clone)]
+pub struct ChannelMessage {
+    pub id: String,
+    pub sender: String,
+    pub content: String,
+    pub channel: String,
+    pub timestamp: u64,
+}
+
+/// Core channel trait — implement for any messaging platform
+#[async_trait]
+pub trait Channel: Send + Sync {
+    /// Human-readable channel name
+    fn name(&self) -> &str;
+
+    /// Send a message through this channel
+    async fn send(&self, message: &str, recipient: &str) -> anyhow::Result<()>;
+
+    /// Start listening for incoming messages (long-running)
+    async fn listen(&self, tx: tokio::sync::mpsc::Sender<ChannelMessage>) -> anyhow::Result<()>;
+
+    /// Check if channel is healthy
+    async fn health_check(&self) -> bool {
+        true
+    }
+}