diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000000..44edc8e6ce
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,33 @@
+# visit https://giscus.app to get your Giscus ids
+NEXT_PUBLIC_GISCUS_REPO=
+NEXT_PUBLIC_GISCUS_REPOSITORY_ID=
+NEXT_PUBLIC_GISCUS_CATEGORY=
+NEXT_PUBLIC_GISCUS_CATEGORY_ID=
+NEXT_PUBLIC_UTTERANCES_REPO=
+NEXT_PUBLIC_DISQUS_SHORTNAME=
+
+
+MAILCHIMP_API_KEY=
+MAILCHIMP_API_SERVER=
+MAILCHIMP_AUDIENCE_ID=
+
+BUTTONDOWN_API_KEY=
+
+CONVERTKIT_API_KEY=
+# curl https://api.convertkit.com/v3/forms?api_key=<your_public_api_key> to get your form ID
+CONVERTKIT_FORM_ID=
+
+KLAVIYO_API_KEY=
+KLAVIYO_LIST_ID=
+
+REVUE_API_KEY=
+
+# Create EmailOctopus API key at https://emailoctopus.com/api-documentation
+EMAILOCTOPUS_API_KEY=
+# List ID can be found in the URL as a UUID after clicking a list on https://emailoctopus.com/lists
+# or the settings page of your list https://emailoctopus.com/lists/{UUID}/settings
+EMAILOCTOPUS_LIST_ID=
+
+# Create Beehiiv API key at https://developers.beehiiv.com/docs/v2/bktd9a7mxo67n-create-an-api-key
+BEEHIIV_API_KEY=
+BEEHIIV_PUBLICATION_ID=
diff --git a/.gitignore b/.gitignore
index f62bbb9aeb..ad317a1bf9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,6 +39,7 @@ yarn-debug.log*
 yarn-error.log*
 
 # local env files
+.env
 .env.local
 .env.development.local
 .env.test.local
diff --git a/data/authors/ana-stengel.mdx b/data/authors/ana-stengel.mdx
new file mode 100644
index 0000000000..50ffbbecdc
--- /dev/null
+++ b/data/authors/ana-stengel.mdx
@@ -0,0 +1,8 @@
+---
+name: Ana Stengel
+avatar: /static/images/danieldanielecki.png
+occupation: Developer
+company: Ditectrev
+---
+
+Guest author on the Ditectrev Blog.
diff --git a/data/blog/operating-system/runtime-environment/node-js/how-to-add-a-npmrc-file-step-by-step.mdx b/data/blog/operating-system/runtime-environment/node-js/how-to-add-a-npmrc-file-step-by-step.mdx
new file mode 100644
index 0000000000..4febf72f07
--- /dev/null
+++ b/data/blog/operating-system/runtime-environment/node-js/how-to-add-a-npmrc-file-step-by-step.mdx
@@ -0,0 +1,274 @@
+---
+title: 'How to Add a .npmrc File (Step-by-Step)'
+date: '2026-02-01'
+tags: ['javascript', 'node', 'nodejs', 'npm', 'operating system', 'package manager', 'runtime environment']
+draft: false
+summary: 'Learn what a .npmrc file is, why it matters in Node.js projects, and how to add and use it correctly for npm configuration, private packages, and custom registries. Step-by-step guide with examples.'
+authors: ['ana-stengel']
+images: ['/static/images/nodejs-npmrc.jpg']
+layout: PostLayout
+---
+
+<TOCInline toc={props.toc} asDisclosure={true} />
+
+## Introduction
+
+Node.js is one of the most popular runtimes for building modern web applications—fast, flexible, and suited to both small and large projects. When working with Node.js, developers rely on **npm** (Node Package Manager) to install and manage dependencies. One important but often overlooked part of the npm ecosystem is the **`.npmrc`** file.
+
+Many developers are unsure what a `.npmrc` file is or why it matters. Even experienced engineers sometimes underuse it. This guide explains what a `.npmrc` file is, why it is useful, where to place it, and how to add and manage it step by step. For additional community discussion and real-world Q&A, see [How can I add a .npmrc file?](https://stackoverflow.com/questions/42877722/how-can-i-add-a-npmrc-file) on Stack Overflow.
+
+## What Is a .npmrc File?
+
+A **`.npmrc`** file is a configuration file used by npm. It tells npm how to behave. Settings are written in a simple **key=value** format.
+
+For example, the `.npmrc` file can store:
+
+- **Registry URLs** – where to download packages from
+- **Authentication tokens** – for private or scoped registries
+- **Package scopes** – which registry to use for which scope
+- **Proxy settings** – for corporate or restricted networks
+- **Cache and save rules** – how to cache and record dependencies
+
+In short, it lets you control how npm installs and manages packages without repeating long flags in every command.
+
+The file is plain text and can be created with any editor. The leading dot (`.`) makes it a hidden file on Unix-like systems (macOS, Linux).
+
+## Why Is the .npmrc File Important?
+
+The `.npmrc` file becomes important as soon as you work on real projects. Common reasons to use it:
+
+### 1. Using Private Packages
+
+Many teams use private npm packages. To access them, npm needs authentication. The `.npmrc` file is where you store these credentials (preferably via environment variables, not raw tokens in the repo).
+
+### 2. Custom Registries
+
+By default, npm uses the public registry at `https://registry.npmjs.org/`. You may need a different registry—for example a company registry or a mirror. The `.npmrc` file lets you switch registries per project or per scope.
+
+### 3. Project-Level Settings
+
+Different projects may need different registries, save rules, or engine checks. A `.npmrc` in the project root applies only to that project and keeps settings next to the code.
+
+### 4. Saving Time and Reducing Errors
+
+Without `.npmrc`, you might type long `--registry` or `--save-exact` options every time. With the file in place, npm reads the settings automatically and your workflow stays consistent.
+
+## Where Can You Add a .npmrc File?
+
+Where you put `.npmrc` determines **scope**: who or which project is affected.
+
+### Global Level
+
+- Affects all users on the machine.
+- Usually managed by system administrators.
+- Rarely used by everyday developers.
+
+### User Level
+
+- Affects only your user account.
+- Stored in your **home directory**.
+
+**Paths:**
+
+- **macOS / Linux:** `~/.npmrc`
+- **Windows:** `C:\Users\<YourName>\.npmrc`
+
+To see the exact path npm uses, run:
+
+```bash
+npm config get userconfig
+```
+
+You can also list all config and paths with:
+
+```bash
+npm config ls -l
+```
+
+### Project Level
+
+- Affects only the project in that folder.
+- Stored in the **project root**, next to `package.json`.
+
+**Example layout:**
+
+```
+my-project/
+  package.json
+  .npmrc
+```
+
+Project-level `.npmrc` files are very common because they keep configuration versioned and shared with the team (excluding secrets).
+
+## How to Create a .npmrc File Manually
+
+### Step 1: Choose the Location
+
+Decide between **user level** (all your projects) or **project level** (this repo only). For project level, open your project root in a terminal or editor.
+
+### Step 2: Create the File
+
+Create a new file named exactly **`.npmrc`** with no extra extension.
+
+**On macOS or Linux:**
+
+```bash
+touch .npmrc
+```
+
+**On Windows:**
+
+- Create a new text file.
+- Rename it to `.npmrc`.
+- Remove any `.txt` extension (you may need to enable "Show file extensions" in Explorer).
+
+### Step 3: Add Configuration
+
+Open `.npmrc` in a text editor and add one setting per line. Example:
+
+```ini
+registry=https://registry.npmjs.org/
+```
+
+Save the file. npm will read it automatically on the next command.
+
+## How to Let npm Create the .npmrc File
+
+npm can create a user-level `.npmrc` for you when you log in:
+
+```bash
+npm login
+```
+
+npm will prompt for:
+
+- Username
+- Password
+- Email
+
+After a successful login, npm creates or updates `~/.npmrc` (or your platform's user config path) and stores an authentication token. This is useful when you don't want to manage tokens manually for the default registry.
+
+## Common .npmrc Settings Explained
+
+### Registry URL
+
+Tells npm where to download packages:
+
+```ini
+registry=https://registry.npmjs.org/
+```
+
+### Authentication Token
+
+Used for private or authenticated registries. **Never commit real tokens to a public repo.**
+
+```ini
+//registry.npmjs.org/:_authToken=YOUR_TOKEN
+```
+
+Prefer environment variables in CI and locally:
+
+```ini
+//registry.npmjs.org/:_authToken=${NPM_TOKEN}
+```
+
+npm expands `${NPM_TOKEN}` from the environment. See the [npm blog on private modules](https://blog.npmjs.org/post/118393368555/deploying-with-npm-private-modules) and the [npmrc documentation](https://docs.npmjs.com/files/npmrc).
+
+### Scoped Packages
+
+Use a custom registry only for a specific scope:
+
+```ini
+@mycompany:registry=https://registry.example.com/
+```
+
+Packages whose name starts with `@mycompany` will use that registry.
+
+### Save Exact Versions
+
+Control how versions are written to `package.json` (e.g. exact version vs ranges):
+
+```ini
+save-exact=true
+```
+
+Or with the legacy prefix style:
+
+```ini
+save-prefix='~'
+```
+
+## How npm Reads Multiple .npmrc Files
+
+npm can load several `.npmrc` files. Precedence order (highest wins):
+
+1. **Project level** (current directory, then ancestors)
+2. **User level** (`~/.npmrc` or `npm config get userconfig`)
+3. **Global level** (system config)
+
+If the same key appears in more than one file, the more specific level overrides the more general one. That gives you global defaults with the option to override per project.
+
+## Best Practices for Using .npmrc Files
+
+### Do Not Commit Secrets
+
+Never commit authentication tokens or passwords to a public (or shared) repository. If `.npmrc` contains secrets, add it to `.gitignore` and use a `.npmrc.example` with placeholder values.
+
+### Use Environment Variables
+
+Prefer environment variables for tokens so that:
+
+- Secrets aren't in the repo.
+- CI/CD can inject different tokens per environment.
+
+Example:
+
+```ini
+//registry.example.com/:_authToken=${NPM_TOKEN}
+```
+
+### Keep It Simple
+
+Only add settings you actually need. A minimal `.npmrc` is easier to understand and maintain.
+
+### Document Your Setup
+
+If you work in a team, document why `.npmrc` exists (e.g. custom registry, scope) and how to obtain any required tokens or env vars.
+
+## Common Problems and How to Fix Them
+
+### npm Seems to Ignore .npmrc
+
+Check which config npm is using:
+
+```bash
+npm config ls -l
+```
+
+Confirm the **userconfig** path and that your file is at the expected location. For project-level config, ensure the file is in the project root (same directory as `package.json`).
+
+### Permission Errors
+
+Ensure the file is readable (and writable if npm needs to update it) by your user. On Unix-like systems, `chmod` and ownership can affect this.
+
+### Wrong Registry Used
+
+If the wrong registry is used, another `.npmrc` may be overriding your setting. Check project, user, and global config with `npm config ls -l` and fix or remove the overriding value.
+
+### 404 for a Private Package
+
+If you get "404 Not found" for a scoped or private package, verify:
+
+- The scope and registry in `.npmrc` match the package name.
+- Your token has access to that package/scope.
+- The token is not expired.
+
+## Why .npmrc Matters in Real Projects
+
+In real Node.js projects, `.npmrc` helps teams share the same registry and auth setup, avoid "works on my machine" issues, and keep private package access secure. Whether you work on a small app or a large monorepo, understanding and using `.npmrc` makes installs and CI more reliable.
+
+## Conclusion
+
+The `.npmrc` file is a small but powerful way to control how npm behaves. It helps you manage registries, authentication, and project settings in a consistent and secure way. Adding and maintaining a `.npmrc` file is simple; knowing where and how to use it improves your Node.js workflow and reduces common install and auth errors.
+
+For more community tips and troubleshooting, see [How can I add a .npmrc file?](https://stackoverflow.com/questions/42877722/how-can-i-add-a-npmrc-file) on Stack Overflow. With a correctly set up `.npmrc`, npm will handle configuration in the background and make your projects easier to manage.
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