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Fix: [Feature]:add controlled local system capabilities for desktop automation #194

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Fix: [Feature]:add controlled local system capabilities for desktop automation #194

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45 changes: 44 additions & 1 deletion runtime/api-server/src/agent-capability-registry.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -142,6 +142,7 @@ export interface AgentCapabilityManifest {
browser_tools: AgentCapabilityRecord[];
mcp_tools: AgentCapabilityRecord[];
custom_tools: AgentCapabilityRecord[];
local_capabilities: AgentCapabilityRecord[];
skills: AgentCapabilityRecord[];
inspect: AgentCapabilityRecord[];
mutate: AgentCapabilityRecord[];
Expand Down Expand Up @@ -373,6 +374,24 @@ const BUILTIN_CAPABILITY_DEFINITIONS: Record<string, ToolCapabilityDefinition> =
title: "Skill",
description: "Consult available embedded or workspace skills when they are relevant.",
},
open_app: {
kind: "local_capability",
policy: "mutate",
title: "Open App",
description: "Open a desktop application on the local system with user approval.",
},
open_file: {
kind: "local_capability",
policy: "mutate",
title: "Open File",
description: "Open a workspace-scoped file using the default local system application.",
},
run_local_command: {
kind: "local_capability",
policy: "mutate",
title: "Run Local Command",
description: "Run a predefined, safe local system command.",
},
};

const RUNTIME_TOOL_DEFINITIONS = new Map<string, ToolCapabilityDefinition>(
Expand Down Expand Up @@ -605,6 +624,14 @@ function executionSemanticsForDescriptor(params: {
requires_user_confirmation: false,
};
}
if (params.kind === "local_capability") {
return {
concurrency: "serial_only",
requires_runtime_service: false,
requires_browser: false,
requires_user_confirmation: true,
};
}
if (params.kind === "mcp_tool" || params.kind === "custom_tool") {
return {
concurrency: "serial_only",
Expand Down Expand Up @@ -687,6 +714,15 @@ function authorityBoundaryForDescriptor(params: {
runtime_state: false,
};
}
if (params.kind === "local_capability") {
return {
filesystem: true,
shell: true,
network: false,
browser: false,
runtime_state: false,
};
}
if (normalizedId === "bash") {
return {
filesystem: true,
Expand Down Expand Up @@ -739,7 +775,12 @@ function buildToolDescriptor(
visibility_surface: "tool",
permission_surface: definition.kind,
execution_mode: executionMode,
trust_level: definition.kind === "custom_tool" ? "external" : "system",
trust_level:
definition.kind === "local_capability"
? "local"
: definition.kind === "custom_tool"
? "external"
: "system",
execution_semantics: executionSemanticsForDescriptor({
kind: definition.kind,
id: trimmed,
Expand Down Expand Up @@ -1208,6 +1249,7 @@ function projectAgentCapabilityManifest(
browser_tools: browserTools,
mcp_tools: projectedCapabilities.filter((capability) => capability.kind === "mcp_tool"),
custom_tools: projectedCapabilities.filter((capability) => capability.kind === "custom_tool"),
local_capabilities: projectedCapabilities.filter((capability) => capability.kind === "local_capability"),
skills: projectedCapabilities.filter((capability) => capability.kind === "skill"),
inspect: projectedCapabilities.filter((capability) => capability.policy === "inspect"),
mutate: projectedCapabilities.filter((capability) => capability.policy === "mutate"),
Expand Down Expand Up @@ -1261,6 +1303,7 @@ export function renderCapabilityPolicyPromptSection(manifest: AgentCapabilityMan

lines.push(summarizeAvailability("Browser tools", manifest.browser_tools.length));
lines.push(summarizeAvailability("Runtime tools", manifest.runtime_tools.length));
lines.push(summarizeAvailability("Local capabilities", manifest.local_capabilities.length));

if (manifest.runtime_tools.some((capability) => capability.id === "holaboss_cronjobs_create")) {
lines.push("Cronjob delivery routing: use `session_run` for recurring agent work such as running instructions, tasks, analysis, browsing, or writing.");
Expand Down