chore(env): create env function to generate random variable

[dtfiedler]

Replaces the current logic with a function that we can use again if necessary

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 82.35294% with 3 lines in your changes missing coverage. Please review.

Project coverage is 66.62%. Comparing base (4e4b472) to head (348eb84).

Files	Patch %	Lines
src/lib/env.ts	76.92%	3 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #160 +/- ## =========================================== - Coverage 66.65% 66.62% -0.03% =========================================== Files 28 28 Lines 6820 6823 +3 Branches 346 348 +2 =========================================== Hits 4546 4546 - Misses 2273 2276 +3 Partials 1 1 ```

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[karlprieb]

Is this still a draft? Looks good to me

[coderabbitai[bot]]

Walkthrough

## Walkthrough The recent update refactors the handling of the `ADMIN_API_KEY` in `src/config.ts` to ensure it is generated securely using `env.varOrRandom` only if the current thread is the main thread. Additionally, `src/lib/env.ts` has been enhanced to include a utility function `varOrRandom` for generating random values when environment variables are not set. This change centralizes and secures the key handling logic. ## Changes | Files | Summary | |-------------------------|--------------------------------------------------------------------------------------------------| | `src/config.ts` | Refactored to set `ADMIN_API_KEY` using `env.varOrRandom` only on the main thread. | | `src/lib/env.ts` | Added imports for `crypto` and `log.js` and introduced the function `varOrRandom()` to the module.| ## Sequence Diagram(s) ```mermaid sequenceDiagram participant Server participant Config participant Env Server->>Config: Import and access ADMIN_API_KEY Config->>Env: Call varOrRandom('ADMIN_API_KEY') Env->>Env: Check if the ADMIN_API_KEY is set alt If ADMIN_API_KEY is set Env-->>Config: Return ADMIN_API_KEY else If ADMIN_API_KEY is not set Env->>Env: Generate random value Env-->>Config: Return random value end Config-->>Server: Provide ADMIN_API_KEY ```

---

Recent review details

**Configuration used: CodeRabbit UI** **Review profile: CHILL**

Commits

Files that changed from the base of the PR and between 4e4b4727e754ff77792d9071b0effd5b8476f9ce and 348eb840af3af5d3567096ff9c48b76b48669ade.

Files selected for processing (2)

* src/config.ts (2 hunks) * src/lib/env.ts (2 hunks)

Additional comments not posted (3)

src/lib/env.ts (2)

`18-18`: **Approval of `crypto` import.** The import of the `crypto` module is correctly implemented and necessary for generating secure random values in the `varOrRandom` function. --- `20-20`: **Approval of `log.js` import.** The import of `log.js` is correctly implemented and necessary for logging operations within the `varOrRandom` function.

src/config.ts (1)

`37-39`: **Review of `ADMIN_API_KEY` configuration.** The conditional setting of `ADMIN_API_KEY` based on `isMainThread` is a good practice to ensure that the key is only set in appropriate contexts. This change enhances security by avoiding unnecessary exposure of sensitive information.

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