feat: vendor permission system source

pi-permission-system/src/config-paths.ts

@@ -0,0 +1,47 @@
+import { join } from "node:path";
+
+const EXTENSION_ID = "pi-permission-system";
+
+export const DEBUG_LOG_FILENAME = `${EXTENSION_ID}-debug.jsonl`;
+export const REVIEW_LOG_FILENAME = `${EXTENSION_ID}-permission-review.jsonl`;
+
+export function getGlobalConfigDir(agentDir: string): string {
+  return join(agentDir, "extensions", EXTENSION_ID);
+}
+
+export function getGlobalConfigPath(agentDir: string): string {
+  return join(getGlobalConfigDir(agentDir), "config.json");
+}
+
+export function getGlobalLogsDir(agentDir: string): string {
+  return join(getGlobalConfigDir(agentDir), "logs");
+}
+
+export function getProjectConfigPath(cwd: string): string {
+  return join(cwd, ".pi", "extensions", EXTENSION_ID, "config.json");
+}
+
+/**
+ * Directory holding project-scoped custom agent definition files.
+ *
+ * `<cwd>/.pi/agents` is a Pi platform convention, also encoded by
+ * `@gotgenes/pi-subagents`' `loadCustomAgents` (`config/custom-agents.ts`).
+ * The two packages encode it independently — pi-permission-system has no
+ * dependency on pi-subagents (ADR-0002) — so this is this package's
+ * authoritative copy.
+ */
+export function getProjectAgentsDir(cwd: string): string {
+  return join(cwd, ".pi", "agents");
+}
+
+export function getLegacyGlobalPolicyPath(agentDir: string): string {
+  return join(agentDir, "pi-permissions.jsonc");
+}
+
+export function getLegacyProjectPolicyPath(cwd: string): string {
+  return join(cwd, ".pi", "agent", "pi-permissions.jsonc");
+}
+
+export function getLegacyExtensionConfigPath(extensionRoot: string): string {
+  return join(extensionRoot, "config.json");
+}