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env_generate

Read-onlyIdempotent

Render a complete .env file from a project's .q-ring.json manifest, resolving declared keys from the keyring for builds or local runtimes that need those secrets on disk.

Instructions

[project] Render a complete .env file body from the project's .q-ring.json manifest, resolving each declared key from the keyring. Use when a build step or local runtime needs a real .env materialized on disk and you want exactly the keys the manifest declares; prefer export_secrets when you want every key in scope (manifest-agnostic) and exec_with_secrets to inject secrets into a child process without writing them to a file. Reads values (records 'read' audit events) and collapses superposition for the requested env. Returns the raw .env text, with # MISSING (required): KEY / # EXPIRED: KEY / # STALE: KEY warnings appended as comments. Missing keys appear as commented-out # KEY= placeholders so the file remains a valid drop-in.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
envNoEnvironment slug used to collapse superposition when a secret has multiple per-env states. Examples: 'dev', 'staging', 'prod'. If omitted, the secret's defaultEnv is used.
projectPathNoAbsolute path to the project root for project-scoped secrets and policy resolution. Defaults to the MCP server's current working directory when omitted.

Schema Changelog

Changes observed during successful MCP inspections.

  1. Changed2 schema fields changedv0.11.7
    • changedInput schema / properties / env / description
      Previous value: -"Environment for superposition collapse (e.g., dev, staging, prod)"New value: +"Environment slug used to collapse superposition when a secret has multiple per-env states. Examples: 'dev', 'staging', 'prod'. If omitted, the secret's defaultEnv is used."
    • changedInput schema / properties / projectPath / description
      Previous value: -"Project root path for project-scoped secrets"New value: +"Absolute path to the project root for project-scoped secrets and policy resolution. Defaults to the MCP server's current working directory when omitted."
  2. Addedv0.1.1

TDQS

A4.7/5.0
Behavior5/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Annotations cover read-only, idempotent, non-destructive, closed-world. The description adds substantial behavioral detail beyond that: it records 'read' audit events, collapses superposition for the requested env, describes return value format (raw `.env` text), and details warning/placeholder behavior for MISSING/EXPIRED/STALE keys so the file remains valid.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Three sentences, front-loaded with the core operation, then usage guidance with alternatives, then behavioral details. Every sentence earns its place with no redundancy.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness5/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Complete for a tool with no output schema and full schema coverage: it explains purpose, usage, audit behavior, env-collapse semantics, and exactly what the returned text contains including warning markers and placeholder formats.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is 100%, so both parameters are well-documented by the schema itself. The description mentions the env and project concepts in narrative context but adds no syntax or format beyond what the schema provides. Baseline 3 is appropriate.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

Specific verb and resource: 'Render a complete `.env` file body from the project's `.q-ring.json` manifest, resolving each declared key from the keyring.' It clearly distinguishes itself from siblings export_secrets and exec_with_secrets by naming them and their differing behavior.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines5/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

Explicit when-to-use ('when a build step or local runtime needs a real `.env` materialized on disk') and when-to-prefer-alternatives ('prefer `export_secrets` when you want every key in scope... and `exec_with_secrets` to inject secrets into a child process without writing them to a file').

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.