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use std::path::PathBuf;
use libmcp::{Generation, HostSessionKernelSnapshot};
use serde::{Deserialize, Serialize};
use serde_json::Value;
use crate::mcp::telemetry::ServerTelemetry;
pub(crate) const PROTOCOL_VERSION: &str = "2025-11-25";
pub(crate) const SERVER_NAME: &str = "phone_opus";
pub(crate) const HOST_STATE_ENV: &str = "PHONE_OPUS_MCP_HOST_STATE";
pub(crate) const FORCE_ROLLOUT_ENV: &str = "PHONE_OPUS_MCP_TEST_FORCE_ROLLOUT_KEY";
pub(crate) const WORKER_CRASH_ONCE_ENV: &str = "PHONE_OPUS_MCP_TEST_WORKER_CRASH_ONCE_KEY";
pub(crate) const CLAUDE_BIN_ENV: &str = "PHONE_OPUS_CLAUDE_BIN";
pub(crate) const CLAUDE_TOOLSET: &str = "Bash,Read,Grep,Glob,LS,WebFetch,WebSearch";
pub(crate) const EMPTY_MCP_CONFIG: &str = "{\"mcpServers\":{}}";
#[derive(Clone, Debug, Deserialize, Serialize)]
pub(crate) struct HostStateSeed {
pub(crate) session_kernel: HostSessionKernelSnapshot,
pub(crate) telemetry: ServerTelemetry,
pub(crate) next_request_id: u64,
pub(crate) worker_generation: Generation,
pub(crate) worker_spawned: bool,
pub(crate) force_rollout_consumed: bool,
pub(crate) worker_crash_once_consumed: bool,
}
#[derive(Clone, Copy, Debug, Deserialize, Eq, Ord, PartialEq, PartialOrd, Serialize)]
#[serde(transparent)]
pub(crate) struct HostRequestId(pub(crate) u64);
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
#[serde(tag = "kind", rename_all = "snake_case")]
pub(crate) enum WorkerRequest {
Execute {
id: HostRequestId,
operation: WorkerOperation,
},
}
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
#[serde(tag = "kind", rename_all = "snake_case")]
pub(crate) enum WorkerOperation {
CallTool { name: String, arguments: Value },
}
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
pub(crate) struct WorkerResponse {
pub(crate) id: HostRequestId,
pub(crate) outcome: WorkerOutcome,
}
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
#[serde(tag = "status", rename_all = "snake_case")]
pub(crate) enum WorkerOutcome {
Success {
result: Value,
},
Fault {
fault: crate::mcp::fault::FaultRecord,
},
}
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
pub(crate) struct BinaryFingerprint {
pub(crate) length_bytes: u64,
pub(crate) modified_unix_nanos: u128,
}
#[derive(Clone, Debug)]
pub(crate) struct WorkerSpawnConfig {
pub(crate) executable: PathBuf,
}
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