chore(deps): bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6. - [Release notes](https://github.com/actions/checkout/releases) - [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md) - [Commits](https://github.com/actions/checkout/compare/v5...v6) --- updated-dependencies: - dependency-name: actions/checkout dependency-version: '6' dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com>
Auto-update README [skip ci]
2025-12-07 18:50:46 +01:00 · 2025-11-24 12:25:21 +00:00 · 2025-11-24 04:36:44 +00:00 · 2025-11-23 16:27:00 +00:00 · 2025-11-23 04:35:02 +00:00 · 2025-11-22 16:26:54 +00:00
15 changed files with 475 additions and 3507 deletions
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -0,0 +1,9 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "chore"
+      include: "scope"
--- a/.github/workflows/metrics.yml
+++ b/.github/workflows/metrics.yml
@@ -1,67 +1,44 @@
-# Visit https://github.com/lowlighter/metrics/blob/master/action.yml for full reference
-name: Metrics
+name: Update README
 on:
-  schedule: [{cron: "0 4 * * *"}]
-  # Lines below let you run workflow manually and on each commit
+  schedule: [{ cron: '0 4,16 * * *' }]
  workflow_dispatch:
 jobs:
-  metrics:
+  update_readme:
    runs-on: ubuntu-latest
-    permissions:
-      contents: write
+
    steps:
-    
-      - name: Left Panel
-        if: ${{ success() || failure() }}
-        uses: lowlighter/metrics@latest
+      - name: Checkout repository
+        uses: actions/checkout@v6
+
+      - name: Set up Python
+        uses: actions/setup-python@v6
        with:
-          filename: left-panel.svg
-          token: ${{ secrets.METRICS_TOKEN }}
-          base: header, activity, community, repositories, metadata
-          config_order: base.header, base.repositories, base.activity+community, languages, followup
-          output_action: gist
-          committer_gist: ${{ secrets.GIST }}
-          template: classic
-          config_timezone: Europe/Berlin
-          plugin_followup: yes
-          plugin_followup_sections: user, repositories
-          plugin_languages: yes
-          plugin_languages_analysis_timeout: 15
-          plugin_languages_categories: markup, programming
-          plugin_languages_colors: github
-          plugin_languages_limit: 8
-          plugin_languages_recent_categories: markup, programming, data, prose
-          plugin_languages_recent_days: 14
-          plugin_languages_recent_load: 300
-          plugin_languages_sections: most-used
-          plugin_languages_threshold: 0%
-          
-      - name: Right Panel
-        if: ${{ success() || failure() }}
-        uses: lowlighter/metrics@latest
+          python-version: '3.12'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Create .env file
+        run: |
+          echo "GHOST_URL=${{ secrets.GHOST_URL }}" >> .env
+          echo "GHOST_KEY=${{ secrets.GHOST_KEY }}" >> .env
+          echo "WAKAPI_URL=${{ secrets.WAKAPI_URL }}" >> .env
+          echo "WAKAPI_KEY=${{ secrets.WAKAPI_KEY }}" >> .env
+          echo "DUOLINGO_URL=${{ secrets.DUOLINGO_URL }}" >> .env
+
+      - name: Run README updater
+        run: python readme_updater.py
+
+      - name: Commit changes
+        run: |
+          git config --local user.email "action@github.com"
+          git config --local user.name "GitHub Action"
+          git add README.md
+          git commit -m "Auto-update README [skip ci]"
+
+      - name: Push changes
+        uses: ad-m/github-push-action@master
        with:
-          filename: right-panel.svg
-          token: ${{ secrets.METRICS_TOKEN }}
-          base: ""
-          config_order: wakatime, isocalendar, activity
-          output_action: gist
-          committer_gist: ${{ secrets.GIST }}
-          template: classic
-          config_timezone: Europe/Berlin
-          plugin_activity: yes
-          plugin_activity_days: 14
-          plugin_activity_filter: all
-          plugin_activity_limit: 5
-          plugin_activity_load: 300
-          plugin_activity_visibility: all
-          plugin_activity_skipped: marvinscham/marvinscham
-          plugin_isocalendar: yes
-          plugin_isocalendar_duration: half-year
-          plugin_wakatime: yes
-          plugin_wakatime_token: ${{ secrets.WAKA_TOKEN }}
-          plugin_wakatime_days: "30"
-          plugin_wakatime_sections: time, projects-graphs, languages-graphs, editors
-          plugin_wakatime_user: marvinscham
-          plugin_wakatime_url: https://wakapi.ms-ds.org
-          
-          
+          github_token: ${{ secrets.GITHUB_TOKEN }}
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1,2 @@
+.env
+.venv
--- a/README.md
+++ b/README.md
@@ -1,34 +1,93 @@
-<div align="center">
-  
-<h1>Hi there 👋</h1>
+<h1 align="center" style="text-align:center;">Welcome! <img height="28" style="height:1em;display:inline-block;" src="https://raw.githubusercontent.com/marvinscham/marvinscham/main/resources/wave.gif"></h1>
+<p align="center" style="text-align:center;">I'm Marvin – Software engineer and creator of <a href="https://masterychart.com">Mastery Chart</a>.<br>Located in Baden-Württemberg, Germany <img height="16" style="height:1em;display:inline-block;" src="https://marvinscham.de/assets/img/lang/de.png">.</p>
+
+
+<h2>🛠 Things I use</h2>
 <p>
-I'm Marvin.<br>
-CSS enjoyer, pianist, creator of <a href="https://masterychart.com">Mastery Chart</a>.
+<img alt="Linux Mint" style="display:inline-block;" src="https://img.shields.io/badge/-Linux_Mint-86BE43?style=flat-square&logo=linuxmint&logoColor=white" />
+<img alt="Gitea" style="display:inline-block;" src="https://img.shields.io/badge/-Gitea-609926?style=flat-square&logo=gitea&logoColor=white" />
+<img alt="Bash" style="display:inline-block;" src="https://img.shields.io/badge/-Bash-4EAA25?style=flat-square&logo=gnubash&logoColor=white" />
+<img alt="Paperless" style="display:inline-block;" src="https://img.shields.io/badge/-Paperless-17541F?style=flat-square&logo=paperlessngx&logoColor=white" />
+<img alt="nginx" style="display:inline-block;" src="https://img.shields.io/badge/-nginx-009639?style=flat-square&logo=nginx&logoColor=white" />
+<img alt="Calibre--Web" style="display:inline-block;" src="https://img.shields.io/badge/-Calibre--Web-45B29D?style=flat-square&logo=calibreweb&logoColor=white" />
+<img alt="LaTeX" style="display:inline-block;" src="https://img.shields.io/badge/-LaTeX-008080?style=flat-square&logo=latex&logoColor=white" />
+<img alt="Traefik" style="display:inline-block;" src="https://img.shields.io/badge/-Traefik-24A1C1?style=flat-square&logo=traefikproxy&logoColor=white" />
+<img alt="Nextcloud" style="display:inline-block;" src="https://img.shields.io/badge/-Nextcloud-0082C9?style=flat-square&logo=nextcloud&logoColor=white" />
+<img alt="C%2b%2b" style="display:inline-block;" src="https://img.shields.io/badge/-C%2b%2b-00599C?style=flat-square&logo=cplusplus&logoColor=white" />
+<img alt="Docker" style="display:inline-block;" src="https://img.shields.io/badge/-Docker-2496ED?style=flat-square&logo=Docker&logoColor=white" />
+<img alt="Python" style="display:inline-block;" src="https://img.shields.io/badge/-Python-3776AB?style=flat-square&logo=python&logoColor=white" />
+<img alt="SonarQube" style="display:inline-block;" src="https://img.shields.io/badge/-SonarQube-126ED3?style=flat-square&logo=sonarqubeserver&logoColor=white" />
+<img alt="Adminer" style="display:inline-block;" src="https://img.shields.io/badge/-Adminer-34567C?style=flat-square&logo=adminer&logoColor=white" />
+<img alt="MariaDB" style="display:inline-block;" src="https://img.shields.io/badge/-MariaDB-1F305F?style=flat-square&logo=mariadb&logoColor=white" />
+<img alt="Immich" style="display:inline-block;" src="https://img.shields.io/badge/-Immich-4250AF?style=flat-square&logo=immich&logoColor=white" />
+<img alt="PHP" style="display:inline-block;" src="https://img.shields.io/badge/-PHP-777BB4?style=flat-square&logo=php&logoColor=white" />
+<img alt="Plausible" style="display:inline-block;" src="https://img.shields.io/badge/-Plausible-5850EC?style=flat-square&logo=plausibleanalytics&logoColor=white" />
+<img alt="Obsidian" style="display:inline-block;" src="https://img.shields.io/badge/-Obsidian-7C3AED?style=flat-square&logo=obsidian&logoColor=white" />
+<img alt="CSS" style="display:inline-block;" src="https://img.shields.io/badge/-CSS-663399?style=flat-square&logo=css&logoColor=white" />
+<img alt="Sass" style="display:inline-block;" src="https://img.shields.io/badge/-Sass-CC6699?style=flat-square&logo=sass&logoColor=white" />
+<img alt="n8n" style="display:inline-block;" src="https://img.shields.io/badge/-n8n-EA4B71?style=flat-square&logo=n8n&logoColor=white" />
+<img alt="Riot API" style="display:inline-block;" src="https://img.shields.io/badge/-Riot_API-EB0029?style=flat-square&logo=riotgames&logoColor=white" />
+<img alt="WireGuard" style="display:inline-block;" src="https://img.shields.io/badge/-WireGuard-88171A?style=flat-square&logo=wireguard&logoColor=white" />
+<img alt="uBlock" style="display:inline-block;" src="https://img.shields.io/badge/-uBlock-800000?style=flat-square&logo=ublockorigin&logoColor=white" />
+<img alt="Redis" style="display:inline-block;" src="https://img.shields.io/badge/-Redis-FF4438?style=flat-square&logo=redis&logoColor=white" />
+<img alt="Authentik" style="display:inline-block;" src="https://img.shields.io/badge/-Authentik-FD4B2D?style=flat-square&logo=authentik&logoColor=white" />
+<img alt="Git" style="display:inline-block;" src="https://img.shields.io/badge/-Git-F05032?style=flat-square&logo=git&logoColor=white" />
+<img alt="Cloudflare" style="display:inline-block;" src="https://img.shields.io/badge/-Cloudflare-F38020?style=flat-square&logo=cloudflare&logoColor=white" />
+<img alt="D3.js" style="display:inline-block;" src="https://img.shields.io/badge/-D3.js-F9A03C?style=flat-square&logo=d3&logoColor=white" />
+<img alt="JavaScript" style="display:inline-block;" src="https://img.shields.io/badge/-JavaScript-F7DF1E?style=flat-square&logo=javascript&logoColor=white" />
+<img alt="Ghost" style="display:inline-block;" src="https://img.shields.io/badge/-Ghost-15171A?style=flat-square&logo=ghost&logoColor=white" />
+<img alt="Markdown" style="display:inline-block;" src="https://img.shields.io/badge/-Markdown-000000?style=flat-square&logo=markdown&logoColor=white" />
+<img alt="Vaultwarden" style="display:inline-block;" src="https://img.shields.io/badge/-Vaultwarden-000000?style=flat-square&logo=vaultwarden&logoColor=white" />
 </p>

-<img width="390" align="left" src="https://gist.githubusercontent.com/marvinscham/2c47caf3cc853cc0977cbfb6f54c602d/raw/left-panel.svg">
-<img width="390" align="right" src="https://gist.githubusercontent.com/marvinscham/2c47caf3cc853cc0977cbfb6f54c602d/raw/right-panel.svg">
+<h2>🎁 Open source</h2>

-</div>
+<table>
+  <tbody><tr>
+      <td><a href="https://github.com/marvinscham/disenchanter"><b>Disenchanter</b></a></td>
+      <td><img alt="Stars" src="https://img.shields.io/github/stars/marvinscham/disenchanter?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Issues" src="https://img.shields.io/github/issues/marvinscham/disenchanter?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Pull Requests" src="https://img.shields.io/github/issues-pr/marvinscham/disenchanter?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Last Commit" src="https://img.shields.io/github/last-commit/marvinscham/disenchanter?style=flat-square&labelColor=343b41"/></td>
+    </tr><tr>
+      <td><a href="https://github.com/marvinscham/duolingo-api-dockerized"><b>Duolingo API Dockerized</b></a></td>
+      <td><img alt="Stars" src="https://img.shields.io/github/stars/marvinscham/duolingo-api-dockerized?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Issues" src="https://img.shields.io/github/issues/marvinscham/duolingo-api-dockerized?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Pull Requests" src="https://img.shields.io/github/issues-pr/marvinscham/duolingo-api-dockerized?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Last Commit" src="https://img.shields.io/github/last-commit/marvinscham/duolingo-api-dockerized?style=flat-square&labelColor=343b41"/></td>
+    </tr><tr>
+      <td><a href="https://github.com/marvinscham/bibtex-oss"><b>BibTeX OSS</b></a></td>
+      <td><img alt="Stars" src="https://img.shields.io/github/stars/marvinscham/bibtex-oss?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Issues" src="https://img.shields.io/github/issues/marvinscham/bibtex-oss?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Pull Requests" src="https://img.shields.io/github/issues-pr/marvinscham/bibtex-oss?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Last Commit" src="https://img.shields.io/github/last-commit/marvinscham/bibtex-oss?style=flat-square&labelColor=343b41"/></td>
+    </tr></tbody>
+</table>
+<h2>📊 30-day coding activity</h2>

-<!--
-![](http://github-profile-summary-cards.vercel.app/api/cards/profile-details?username=marvinscham&theme=github_dark)
-<br>
-![](https://github-profile-summary-cards.vercel.app/api/cards/productive-time?username=marvinscham&theme=github_dark)
-![](http://github-profile-summary-cards.vercel.app/api/cards/stats?username=marvinscham&theme=github_dark&utcOffset=8)
-<br>
-![](https://github-profile-summary-cards.vercel.app/api/cards/repos-per-language?username=marvinscham&theme=github_dark)
-![](https://github-profile-summary-cards.vercel.app/api/cards/most-commit-language?username=marvinscham&theme=github_dark)
-**marvinscham/marvinscham** is a ✨ _special_ ✨ repository because its `README.md` (this file) appears on your GitHub profile.

-Here are some ideas to get you started:

- 🔭 I’m currently working on ...
- 🌱 I’m currently learning ...
- 👯 I’m looking to collaborate on ...
- 🤔 I’m looking for help with ...
- 💬 Ask me about ...
- 📫 How to reach me: ...
- 😄 Pronouns: ...
- ⚡ Fun fact: ...
-->
+<pre>
+Lang       hh:mm   
+Python     15:24   █████████████---------------------------   33%
+C++        12:28   ██████████------------------------------   27%
+PHP         4:10   ███-------------------------------------    9%
+YAML        4:06   ███-------------------------------------    9%
+Markdown    2:19   ██--------------------------------------    5%
+Bash        1:33   █---------------------------------------    3%
+</pre>
+
+
+<h2>👥 Social</h2>
+
+<p align="center" style="text-align:center;"><a href="https://marvinscham.de" style="display:inline-block;" target="_blank"><img alt="Homepage" src="https://img.shields.io/badge/Homepage-%230d254c.svg?&style=for-the-badge&logo=&logoColor=white" /></a>
+<a href="https://github.vom/marvinscham" style="display:inline-block;" target="_blank"><img alt="GitHub" src="https://img.shields.io/badge/GitHub-%23181717.svg?&style=for-the-badge&logo=&logoColor=white" /></a>
+<a href="https://www.linkedin.com/in/marvin-scham-58576216b/" style="display:inline-block;" target="_blank"><img alt="LinkedIn" src="https://img.shields.io/badge/LinkedIn-%230A66C2.svg?&style=for-the-badge&logo=&logoColor=white" /></a>
+<a href="https://duolingo.com/profile/marvinscham" style="display:inline-block;" target="_blank"><img alt="Duolingo" src="https://img.shields.io/badge/Duolingo-%2358CC02.svg?&style=for-the-badge&logo=&logoColor=white" /></a>
+
+</p>
+
+<hr>
+
+<p align="center" style="text-align:center;">Last update: Monday, 24 November 05:36 CET</p>
+<p align="center" style="text-align:center;"><a href="https://github.com/marvinscham/marvinscham/actions/workflows/metrics.yml"><img src="https://github.com/marvinscham/marvinscham/actions/workflows/metrics.yml/badge.svg" alt="Update README" style="display:inline-block;"></a> <img alt="made with ♥" style="display:inline-block;" src="https://img.shields.io/badge/made_with-%E2%99%A5-663399?style=flat&labelColor=%23343B41"></p>
--- a/github-metrics.svg
+++ b/github-metrics.svg
--- a/left-panel.svg
+++ b/left-panel.svg
--- a/readme_updater.py
+++ b/readme_updater.py
@@ -0,0 +1,198 @@
+# -*- coding: utf-8 -*-
+import base64
+import datetime
+import json
+import os
+
+import matplotlib.colors as mcolors
+import pytz
+import requests
+from dotenv import load_dotenv
+from jinja2 import Environment, FileSystemLoader
+
+load_dotenv()
+
+# Constants for the progress bar
+MAX_BAR_LENGTH = 40
+BAR_CHAR = "█"
+EMPTY_BAR_CHAR = "-"
+
+
+def hex_to_rgb(hex_color):
+    # Helper function to convert hex to RGB
+    return tuple(int(hex_color[i : i + 2], 16) / 255.0 for i in (1, 3, 5))
+
+
+def shift_hue(obj, hue_shift):
+    # Shift hue to determine rainbow start
+    hue = mcolors.rgb_to_hsv(hex_to_rgb(obj["color"]))[0] + hue_shift
+    if hue > 1:
+        hue -= 1.0
+    return hue
+
+
+def calc_darkness_bias(obj, threshold):
+    # Threshold 1: No bias
+    brightness = mcolors.rgb_to_hsv(hex_to_rgb(obj["color"]))[2]
+    if brightness < threshold:
+        return 2 - brightness
+    else:
+        return 0
+
+
+def seconds_to_string(seconds):
+    hours = seconds // 3600
+    remaining_minutes = (seconds % 3600) // 60
+
+    time_string = f"{hours}"
+    time_string += f":{remaining_minutes:02}"
+
+    return time_string
+
+
+resource_dir = os.path.join(os.path.dirname(os.path.abspath(__file__)), "resources")
+env = Environment(loader=FileSystemLoader(resource_dir))
+
+# Load template
+template = env.get_template("README.md.jinja")
+
+# Load metadata files
+with open(os.path.join(resource_dir, "technologies.json")) as f:
+    technologies = json.load(f)
+with open(os.path.join(resource_dir, "projects.json")) as f:
+    projects = json.load(f)
+with open(os.path.join(resource_dir, "socials.json")) as f:
+    socials = json.load(f)
+
+# Sort to build rainbow
+hue_shift = 0.8
+darkness_bias = 0.2
+
+technologies = sorted(
+    technologies,
+    key=lambda obj: shift_hue(obj, hue_shift) + calc_darkness_bias(obj, darkness_bias),
+)
+
+blog_entries = {}
+try:
+    ghost_base_url = os.getenv("GHOST_URL").rstrip("/")
+    ghost_api_key = os.getenv("GHOST_API_KEY")
+    response = requests.get(
+        f"{ghost_base_url}/ghost/api/content/posts/?key={ghost_api_key}"
+    )
+    blog_entries = response.json()["posts"][:3]
+except Exception as e:
+    print(e)
+    pass
+
+waka_projects = ""
+waka_langs = ""
+try:
+    waka_token = base64.b64encode(os.getenv("WAKAPI_KEY").encode("ascii")).decode(
+        "ascii"
+    )
+    wakapi_base_url = os.getenv("WAKAPI_URL").rstrip("/")
+    response = requests.get(
+        f"{wakapi_base_url}/api/summary?interval=30_days",
+        headers={"Authorization": f"Basic {waka_token}"},
+    )
+    waka_info = response.json()
+
+    total_duration = sum(item["total"] for item in waka_info["machines"])
+
+    project_list = waka_info["projects"][:4]
+    lang_list = waka_info["languages"][:6]
+
+    # max_name_len = max(len(entry["key"]) for entry in project_list)
+    max_lang_len = max(len(entry["key"]) for entry in lang_list)
+    # max_key_len = max(max_name_len, max_lang_len)
+    max_key_len = max_lang_len
+
+    # max_proj_time_len = max(
+    #     len(seconds_to_string(entry["total"])) for entry in project_list
+    # )
+    max_lang_time_len = max(
+        len(seconds_to_string(entry["total"])) for entry in lang_list
+    )
+    # max_total_len = max(max_proj_time_len, max_lang_time_len)
+    max_total_len = max_lang_time_len
+
+    # waka_projects += "<pre>\n"
+    # for project in project_list:
+    #     filled_length = int(
+    #         (project["total"] / total_duration) * MAX_BAR_LENGTH)
+    #     progress_bar = BAR_CHAR * filled_length + \
+    #         EMPTY_BAR_CHAR * (MAX_BAR_LENGTH - filled_length)
+    #     percentage_str = str(
+    #         int((project["total"] / total_duration * 100))) + "%"
+
+    #     waka_projects += f"{project['key']:<{max_key_len}}   "
+    #     waka_projects += f"{seconds_to_string(project["total"]):>{
+    #         max_total_len}}   "
+    #     waka_projects += f"{progress_bar}   "
+    #     waka_projects += f"{percentage_str:>3}\n"
+    # waka_projects += "</pre>"
+
+    waka_langs += "<pre>\n"
+    waka_langs += f"{'Lang':<{max_key_len}}   "
+    waka_langs += f"{'hh:mm':>{max_total_len}}   \n"
+    for lang in lang_list:
+        filled_length = int((lang["total"] / total_duration) * MAX_BAR_LENGTH)
+        progress_bar = BAR_CHAR * filled_length + EMPTY_BAR_CHAR * (
+            MAX_BAR_LENGTH - filled_length
+        )
+        percentage_str = str(int((lang["total"] / total_duration * 100))) + "%"
+        time_string = seconds_to_string(lang["total"])
+
+        waka_langs += f"{lang['key']:<{max_key_len}}   "
+        waka_langs += f"{time_string:>{max_total_len}}   "
+        waka_langs += f"{progress_bar}   "
+        waka_langs += f"{percentage_str:>3}\n"
+    waka_langs += "</pre>"
+
+    waka_stats = waka_projects + "\n\n" + waka_langs
+except Exception as e:
+    waka_stats = ""
+    print(e)
+    pass
+
+duolingo_stats = {}
+try:
+    response = requests.get(os.getenv("DUOLINGO_URL"))
+    duolingo_stats = response.json()
+
+    for lang in duolingo_stats["lang_data"]:
+        if (
+            duolingo_stats["lang_data"][lang]["learningLanguage"]
+            == duolingo_stats["learning_language"]
+        ):
+            current_lang = duolingo_stats["lang_data"][lang]["learningLanguageFull"]
+
+    duolingo_stats["current_lang"] = current_lang
+except Exception as e:
+    print(e)
+    pass
+
+berlin_timezone = pytz.timezone("Europe/Berlin")
+berlin_time = datetime.datetime.now(berlin_timezone)
+last_update = berlin_time.strftime("%A, %e %B %H:%M %Z")
+
+# Variables to pass to the template
+data = {
+    "technologies": technologies,
+    "projects": projects,
+    "blog_entries": blog_entries,
+    "waka_stats": waka_stats,
+    "duolingo_stats": duolingo_stats,
+    "socials": socials,
+    "last_update": last_update,
+}
+
+# Render the template with data
+output = template.render(data)
+
+# Write the output to README.md
+with open("README.md", "w", encoding="utf-8") as f:
+    f.write(output)
+
+print("README.md generated successfully.")
--- a/requirements.txt
+++ b/requirements.txt
@@ -0,0 +1,5 @@
+jinja2
+matplotlib
+requests
+python-dotenv
+pytz
--- a/resources/README.md
+++ b/resources/README.md
@@ -0,0 +1,5 @@
+# Resources
+
+## Logo source for shields.io icons
+
+> https://simpleicons.org/
--- a/resources/README.md.jinja
+++ b/resources/README.md.jinja
@@ -0,0 +1,63 @@
+<h1 align="center" style="text-align:center;">Welcome! <img height="28" style="height:1em;display:inline-block;" src="https://raw.githubusercontent.com/marvinscham/marvinscham/main/resources/wave.gif"></h1>
+<p align="center" style="text-align:center;">I'm Marvin – Software engineer and creator of <a href="https://masterychart.com">Mastery Chart</a>.<br>Located in Baden-Württemberg, Germany <img height="16" style="height:1em;display:inline-block;" src="https://marvinscham.de/assets/img/lang/de.png">.</p>
+{# Derived from https://github.com/thmsgbrt/thmsgbrt #}
+
+<h2>🛠 Things I use</h2>
+<p>
+{% for item in technologies -%}
+<img alt="{{ item['name'] }}" style="display:inline-block;" src="https://img.shields.io/badge/-{{ item["name"] | replace(" ", "_") }}-{{ item['color'] | replace("#", "") }}?style=flat-square&logo={{ item['logo'] or item['name'] | replace(" ", "_") }}&logoColor=white" />
+{% endfor -%}
+</p>
+
+<h2>🎁 Open source</h2>
+
+<table>
+  <tbody>
+{%- for project in projects -%}
+    <tr>
+      <td><a href="https://github.com/{{ project['repository'] }}"><b>{{ project['name'] }}</b></a></td>
+      <td><img alt="Stars" src="https://img.shields.io/github/stars/{{ project['repository'] }}?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Issues" src="https://img.shields.io/github/issues/{{ project['repository'] }}?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Pull Requests" src="https://img.shields.io/github/issues-pr/{{ project['repository'] }}?style=flat-square&labelColor=343b41"/></td>
+      <td><img alt="Last Commit" src="https://img.shields.io/github/last-commit/{{ project['repository'] }}?style=flat-square&labelColor=343b41"/></td>
+    </tr>
+{%- endfor -%}
+  </tbody>
+</table>
+
+{%- if waka_stats|length > 1 %}
+<h2>📊 30-day coding activity</h2>
+
+{{ waka_stats }}
+{% endif %}
+
+{%- if blog_entries|length > 1 %}
+<h2>📓 Latest blog posts</h2>
+<ul>
+{%-   for entry in blog_entries %}
+<li><a href="{{ entry["url"] }}">{{ entry["title"] }}</a></li>
+{%-   endfor %}
+</ul>
+{% endif %}
+
+{%- if duolingo_stats["lang_data"]|length > 1 %}
+<h2>🦉 Duolingo progress</h2>
+<ul>
+  <li>🔥 Streak: {{ "%d"|format(duolingo_stats["streak"]|float) }}</li>
+  <li>⚡ {{ "%d"|format(duolingo_stats["xp"]|float) }} XP</li>
+  <li>👨‍🎓 Currently learning: <img height="16" style="height:1em;display:inline-block;" src="https://marvinscham.de/assets/img/lang/{{ duolingo_stats['learning_language'] }}.png"/> {{ duolingo_stats['current_lang'] }}</li>
+</ul>
+{% endif %}
+
+<h2>👥 Social</h2>
+
+<p align="center" style="text-align:center;">
+{%- for social in socials -%}
+<a href="{{ social['url'] }}" style="display:inline-block;" target="_blank"><img alt="{{ social['name'] }}" src="https://img.shields.io/badge/{{ social['name'] }}-%23{{ social['color']|replace("#","") }}.svg?&style=for-the-badge&logo={{ social['logo'] }}&logoColor=white" /></a>
+{% endfor %}
+</p>
+
+<hr>
+
+<p align="center" style="text-align:center;">Last update: {{ last_update }}</p>
+<p align="center" style="text-align:center;"><a href="https://github.com/marvinscham/marvinscham/actions/workflows/metrics.yml"><img src="https://github.com/marvinscham/marvinscham/actions/workflows/metrics.yml/badge.svg" alt="Update README" style="display:inline-block;"></a> <img alt="made with ♥" style="display:inline-block;" src="https://img.shields.io/badge/made_with-%E2%99%A5-663399?style=flat&labelColor=%23343B41"></p>
--- a/resources/projects.json
+++ b/resources/projects.json
@@ -0,0 +1,8 @@
+[
+  { "name": "Disenchanter", "repository": "marvinscham/disenchanter" },
+  {
+    "name": "Duolingo API Dockerized",
+    "repository": "marvinscham/duolingo-api-dockerized"
+  },
+  { "name": "BibTeX OSS", "repository": "marvinscham/bibtex-oss" }
+]
--- a/resources/socials.json
+++ b/resources/socials.json
@@ -0,0 +1,26 @@
+[
+  {
+    "name": "Homepage",
+    "url": "https://marvinscham.de",
+    "color": "#0d254c",
+    "logo": ""
+  },
+  {
+    "name": "GitHub",
+    "url": "https://github.vom/marvinscham",
+    "color": "#181717",
+    "logo": ""
+  },
+  {
+    "name": "LinkedIn",
+    "url": "https://www.linkedin.com/in/marvin-scham-58576216b/",
+    "color": "#0A66C2",
+    "logo": ""
+  },
+  {
+    "name": "Duolingo",
+    "url": "https://duolingo.com/profile/marvinscham",
+    "color": "#58CC02",
+    "logo": ""
+  }
+]
--- a/resources/technologies.json
+++ b/resources/technologies.json
@@ -0,0 +1,36 @@
+[
+  { "name": "Adminer", "logo": "adminer", "color": "#34567C" },
+  { "name": "Authentik", "logo": "authentik", "color": "#FD4B2D" },
+  { "name": "Bash", "logo": "gnubash", "color": "#4EAA25" },
+  { "name": "Calibre--Web", "logo": "calibreweb", "color": "#45B29D" },
+  { "name": "Cloudflare", "logo": "cloudflare", "color": "#F38020" },
+  { "name": "C%2b%2b", "logo": "cplusplus", "color": "#00599C" },
+  { "name": "CSS", "logo": "css", "color": "#663399" },
+  { "name": "D3.js", "logo": "d3", "color": "#F9A03C" },
+  { "name": "Docker", "logo": "Docker", "color": "#2496ED" },
+  { "name": "Ghost", "logo": "ghost", "color": "#15171A" },
+  { "name": "Git", "logo": "git", "color": "#F05032" },
+  { "name": "Gitea", "logo": "gitea", "color": "#609926" },
+  { "name": "Immich", "logo": "immich", "color": "#4250AF" },
+  { "name": "JavaScript", "logo": "javascript", "color": "#F7DF1E" },
+  { "name": "LaTeX", "logo": "latex", "color": "#008080" },
+  { "name": "Linux Mint", "logo": "linuxmint", "color": "#86BE43" },
+  { "name": "MariaDB", "logo": "mariadb", "color": "#1F305F" },
+  { "name": "Markdown", "logo": "markdown", "color": "#000000" },
+  { "name": "n8n", "logo": "n8n", "color": "#EA4B71" },
+  { "name": "Nextcloud", "logo": "nextcloud", "color": "#0082C9" },
+  { "name": "nginx", "logo": "nginx", "color": "#009639" },
+  { "name": "Obsidian", "logo": "obsidian", "color": "#7C3AED" },
+  { "name": "Paperless", "logo": "paperlessngx", "color": "#17541F" },
+  { "name": "PHP", "logo": "php", "color": "#777BB4" },
+  { "name": "Plausible", "logo": "plausibleanalytics", "color": "#5850EC" },
+  { "name": "Python", "logo": "python", "color": "#3776AB" },
+  { "name": "Redis", "logo": "redis", "color": "#FF4438" },
+  { "name": "Riot API", "logo": "riotgames", "color": "#EB0029" },
+  { "name": "Sass", "logo": "sass", "color": "#CC6699" },
+  { "name": "SonarQube", "logo": "sonarqubeserver", "color": "#126ED3" },
+  { "name": "Traefik", "logo": "traefikproxy", "color": "#24A1C1" },
+  { "name": "uBlock", "logo": "ublockorigin", "color": "#800000" },
+  { "name": "Vaultwarden", "logo": "vaultwarden", "color": "#000000" },
+  { "name": "WireGuard", "logo": "wireguard", "color": "#88171A" }
+]
--- a/resources/wave.gif
+++ b/resources/wave.gif
--- a/right-panel.svg
+++ b/right-panel.svg