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Overhaul Feynman harness: streamline agents, prompts, and extensions

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Remove legacy chains, skills, and config modules. Add citation agent,
SYSTEM.md, modular research-tools extension, and web-access layer.
Add ralph-wiggum to Pi package stack for long-running loops.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Advait Paliwal
2026-03-23 14:59:30 -07:00
parent d23e679331
commit 406d50b3ff
60 changed files with 2994 additions and 3191 deletions
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19
src/pi/runtime.ts
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@@ -1,4 +1,4 @@
import { existsSync } from "node:fs";
import { existsSync, readFileSync } from "node:fs";
import { dirname, resolve } from "node:path";
import {
@@ -18,7 +18,6 @@ export type PiRuntimeOptions = {
explicitModelSpec?: string;
oneShotPrompt?: string;
initialPrompt?: string;
systemPrompt: string;
};
export function resolvePiPaths(appRoot: string) {
@@ -27,8 +26,8 @@ export function resolvePiPaths(appRoot: string) {
piCliPath: resolve(appRoot, "node_modules", "@mariozechner", "pi-coding-agent", "dist", "cli.js"),
promisePolyfillPath: resolve(appRoot, "dist", "system", "promise-polyfill.js"),
researchToolsPath: resolve(appRoot, "extensions", "research-tools.ts"),
skillsPath: resolve(appRoot, "skills"),
promptTemplatePath: resolve(appRoot, "prompts"),
systemPromptPath: resolve(appRoot, ".pi", "SYSTEM.md"),
piWorkspaceNodeModulesPath: resolve(appRoot, ".pi", "npm", "node_modules"),
};
}
@@ -40,7 +39,6 @@ export function validatePiInstallation(appRoot: string): string[] {
if (!existsSync(paths.piCliPath)) missing.push(paths.piCliPath);
if (!existsSync(paths.promisePolyfillPath)) missing.push(paths.promisePolyfillPath);
if (!existsSync(paths.researchToolsPath)) missing.push(paths.researchToolsPath);
if (!existsSync(paths.skillsPath)) missing.push(paths.skillsPath);
if (!existsSync(paths.promptTemplatePath)) missing.push(paths.promptTemplatePath);
return missing;
@@ -53,14 +51,14 @@ export function buildPiArgs(options: PiRuntimeOptions): string[] {
options.sessionDir,
"--extension",
paths.researchToolsPath,
"--skill",
paths.skillsPath,
"--prompt-template",
paths.promptTemplatePath,
"--system-prompt",
options.systemPrompt,
];
if (existsSync(paths.systemPromptPath)) {
args.push("--system-prompt", readFileSync(paths.systemPromptPath, "utf8"));
}
if (options.explicitModelSpec) {
args.push("--model", options.explicitModelSpec);
}
@@ -81,16 +79,13 @@ export function buildPiEnv(options: PiRuntimeOptions): NodeJS.ProcessEnv {
return {
...process.env,
PI_CODING_AGENT_DIR: options.feynmanAgentDir,
FEYNMAN_CODING_AGENT_DIR: options.feynmanAgentDir,
FEYNMAN_VERSION: options.feynmanVersion,
FEYNMAN_PI_NPM_ROOT: paths.piWorkspaceNodeModulesPath,
FEYNMAN_SESSION_DIR: options.sessionDir,
PI_SESSION_DIR: options.sessionDir,
FEYNMAN_MEMORY_DIR: resolve(dirname(options.feynmanAgentDir), "memory"),
FEYNMAN_NODE_EXECUTABLE: process.execPath,
FEYNMAN_BIN_PATH: resolve(options.appRoot, "bin", "feynman.js"),
PANDOC_PATH: process.env.PANDOC_PATH ?? resolveExecutable("pandoc", PANDOC_FALLBACK_PATHS),
PI_HARDWARE_CURSOR: process.env.PI_HARDWARE_CURSOR ?? "1",
PI_SKIP_VERSION_CHECK: process.env.PI_SKIP_VERSION_CHECK ?? "1",
MERMAID_CLI_PATH: process.env.MERMAID_CLI_PATH ?? resolveExecutable("mmdc", MERMAID_FALLBACK_PATHS),
PUPPETEER_EXECUTABLE_PATH: