# yasmngoncalves/git-github-tutorial architecture

> Architecture diagram of the GitHub repository yasmngoncalves/git-github-tutorial, generated by GitDiagram from its file tree, README and a sample of source files (last updated 2026-05-13). It is an AI-made overview: check details against the source.

- Interactive diagram: https://gitdiagram.com/yasmngoncalves/git-github-tutorial
- Repository: https://github.com/yasmngoncalves/git-github-tutorial

## Overview

1. **Repository type**
   - This is not an application codebase; it is a **single-document tutorial repository**.
   - The whole repo consists of one content file: `README.md`.

2. **Primary purpose**
   - The repository teaches beginners how to use **Git** and **GitHub**.
   - It focuses on the end-to-end workflow of creating a local project, versioning it, and publishing it to GitHub.

3. **Main “subsystems”**
   - **Conceptual explanation layer**: defines Git vs. GitHub.
   - **Setup layer**: prerequisites like Git installation, GitHub account, and an editor/terminal.
   - **Local repository workflow**: `git config`, `git init`, `git add`, `git commit`.
   - **Remote repository workflow**: creating a GitHub repo, linking a remote, and pushing.
   - **Authentication layer**: token-based access instead of password login.
   - **Next-steps learning layer**: branches, pull requests, revert, collaboration, GitHub Pages.

4. **Data flow / user journey**
   - The user starts with a local folder and a simple project.
   - Git initializes version history locally.
   - Changes are staged and committed into the local Git history.
   - A new remote repository is created on GitHub.
   - The local repository is connected to that remote using `origin`.
   - The commit history is pushed to GitHub, making the project available online.

5. **Boundary between local and remote**
   - The key architectural boundary is **local machine vs. GitHub cloud**.
   - Local operations happen through the terminal in VS Code or another shell.
   - Remote operations happen through GitHub’s web interface and Git transport over HTTPS.

6. **External dependencies**
   - **Git CLI** is the main tool executing version-control commands.
   - **GitHub** is the external hosting and collaboration platform.
   - **VS Code** is optional, serving mainly as the terminal/editor environment.
   - A **GitHub access token** is required for authentication during push.

7. **Security/authentication detail**
   - The tutorial explicitly notes that GitHub no longer accepts account passwords for Git push over HTTPS.
   - The token is the credential boundary between the local Git client and GitHub.
   - This is important for the diagram because authentication is part of the publish workflow, not a separate application feature.

8. **What is not present**
   - There is no build system, package manager, source code module tree, database, API server, or frontend/backend split.
   - There are no runtime services inside the repo itself.
   - The repo is purely instructional content.

9. **Architecture of the content itself**
   - The README is organized as a linear learning path:
     - concept introduction
     - prerequisites
     - local Git setup
     - first commit
     - GitHub repo creation
     - remote linking
     - push and authentication
     - next learning topics
   - This makes the document behave like a guided pipeline rather than a feature set.

10. **Useful diagram framing**
   - If drawing an architecture diagram for this repo, represent:
     - **User**
     - **Local machine / terminal**
     - **Git CLI**
     - **Local repository**
     - **GitHub web UI**
     - **GitHub remote repository**
     - **Token-based authentication**
   - The main arrows are: user actions → local Git commands → remote GitHub publish.

11. **Operational emphasis**
   - The tutorial’s “critical path” is the publish flow from a local commit to a remote push.
   - Everything else supports that flow: installation, setup, repository creation, and authentication.

12. **Overall architectural summary**
   - This repo is a **single-page instructional workflow** that bridges local version control and remote hosting.
   - Its architecture is best understood as a sequence of user actions across two systems: the local Git environment and GitHub.

Main entry points: [`README.md`](https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md) (README guide)

## Diagram (Mermaid)

```mermaid
flowchart TD

subgraph group_repo["Tutorial Content"]
  node_readme["README guide<br/>instructional document<br/>[README.md]"]
  node_git_vs_github["Git vs GitHub<br/>conceptual intro<br/>[README.md]"]
  node_prereqs["Prerequisites<br/>setup section<br/>[README.md]"]
  node_next_steps["Next topics<br/>learning extension<br/>[README.md]"]
end

subgraph group_local["Local Machine"]
  node_terminal["Terminal<br/>command shell"]
  node_vscode["VS Code<br/>editor environment"]
  node_git_cli["Git CLI<br/>version-control tool"]
  node_local_repo[("Local repo<br/>git repository")]
  node_local_flow{{"Local workflow<br/>setup and commit path"}}
  node_auth_token(("Access token<br/>authentication credential"))
end

subgraph group_remote["GitHub"]
  node_github_ui["GitHub UI<br/>web interface"]
  node_remote_repo[("Remote repo<br/>git hosting")]
  node_remote_flow{{"Publish flow<br/>remote linking path"}}
end

node_user(("User<br/>learner"))

node_user -->|"follows"| node_readme
node_readme -->|"introduces"| node_git_vs_github
node_readme -->|"covers"| node_prereqs
node_prereqs -->|"uses"| node_terminal
node_prereqs -->|"optionally uses"| node_vscode
node_terminal -->|"hosts"| node_git_cli
node_git_cli -->|"runs"| node_local_flow
node_local_flow -->|"creates"| node_local_repo
node_user -->|"performs"| node_local_flow
node_readme -->|"guides"| node_github_ui
node_github_ui -->|"creates"| node_remote_repo
node_local_repo -->|"connects via origin"| node_remote_flow
node_remote_flow -->|"pushes to"| node_remote_repo
node_git_cli -->|"authenticates with"| node_auth_token
node_auth_token -->|"authorizes"| node_remote_repo
node_remote_repo -->|"enables"| node_next_steps

click node_readme "https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md"
click node_git_vs_github "https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md"
click node_prereqs "https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md"
click node_next_steps "https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md"

classDef toneNeutral fill:#f8fafc,stroke:#334155,stroke-width:1.5px,color:#0f172a
classDef toneBlue fill:#dbeafe,stroke:#2563eb,stroke-width:1.5px,color:#172554
classDef toneAmber fill:#fef3c7,stroke:#d97706,stroke-width:1.5px,color:#78350f
classDef toneMint fill:#dcfce7,stroke:#16a34a,stroke-width:1.5px,color:#14532d
classDef toneRose fill:#ffe4e6,stroke:#e11d48,stroke-width:1.5px,color:#881337
classDef toneIndigo fill:#e0e7ff,stroke:#4f46e5,stroke-width:1.5px,color:#312e81
classDef toneTeal fill:#ccfbf1,stroke:#0f766e,stroke-width:1.5px,color:#134e4a
class node_readme,node_git_vs_github,node_prereqs,node_next_steps toneBlue
class node_terminal,node_vscode,node_git_cli,node_local_repo,node_local_flow,node_auth_token toneAmber
class node_github_ui,node_remote_repo,node_remote_flow toneMint
class node_user toneNeutral
```

## Components

### Tutorial Content

Single README that guides the learning path

- [README guide](https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md): instructional document · Single-page tutorial that sequences the Git and GitHub workflow · `README.md`
- [Git vs GitHub](https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md): conceptual intro · Explains the difference between local version control and remote hosting · `README.md`
- [Prerequisites](https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md): setup section · Covers Git installation, GitHub account, and editor/terminal needs · `README.md`
- [Next topics](https://github.com/yasmngoncalves/git-github-tutorial/blob/main/README.md): learning extension · Branches, pull requests, revert, collaboration, and GitHub Pages · `README.md`

### Local Machine

User-side Git workflow and terminal environment

- **Terminal**: command shell · Environment used to run Git commands locally
- **VS Code**: editor environment · Optional editor and integrated terminal for the workflow
- **Git CLI**: version-control tool · Executes config, init, add, commit, and push commands
- **Local repo**: git repository · Version history stored on the user machine
- **Local workflow**: setup and commit path · Configuration, initialization, staging, and committing
- **Access token**: authentication credential · Token-based HTTPS credential used instead of a password

### GitHub

Cloud hosting, remote repository, and collaboration surface

- **GitHub UI**: web interface · Used to create the remote repository on GitHub
- **Remote repo**: git hosting · GitHub repository that receives the pushed commit history
- **Publish flow**: remote linking path · Creates the remote, connects origin, and pushes commits

### Other components

- **User**: learner · Begins with a local folder and follows the tutorial steps

## Connections

- User → README guide: follows · Learner uses the README as the guided path
- README guide → Git vs GitHub: introduces · Starts with the conceptual distinction
- README guide → Prerequisites: covers · Lists the required tools and accounts
- Prerequisites → Terminal: uses · Commands are run from a terminal
- Prerequisites → VS Code: optionally uses · VS Code can provide the editor and terminal
- Terminal → Git CLI: hosts · Git commands are executed through the CLI
- Git CLI → Local workflow: runs · CLI performs the local setup and commit steps
- Local workflow → Local repo: creates · Initialization and commits build local history
- User → Local workflow: performs · User creates, stages, and commits changes
- README guide → GitHub UI: guides · Tutorial shows how to create the GitHub repository
- GitHub UI → Remote repo: creates · Web UI provisions the remote repository
- Local repo → Publish flow: connects via origin · Local repository is linked to the GitHub remote
- Publish flow → Remote repo: pushes to · Commit history is published to GitHub
- Git CLI → Access token: authenticates with · HTTPS push uses a token instead of a password
- Access token → Remote repo: authorizes · Credential boundary for pushing changes
- Remote repo → Next topics: enables · Published repository becomes the base for later topics