✨ Add Copier, migrate from Cookiecutter, in a way that supports using the project as is, forking or cloning it (#612)

* 🔧 Add first Copier config

* 🔧 Add custom copier answers file

* 🔨 Add Copier script to update .env after generating/copying

* 🙈 Update .gitignores from Copier updates

* 🔧 Update .env, restructure in order of relevance

* 🔧 Remove Copier config for SMTP port, if necessary, it can be overwritten in .env

* ♻️ Refactor Copier files, make them less visible

* 🔧 Update Copier config

* 🔥 Remove Cookiecutter files

src/.copier/.copier-answers.yml.jinja

@@ -0,0 +1 @@
+{{ _copier_answers|to_json -}}

src/.copier/update_dotenv.py

@@ -0,0 +1,22 @@
+from pathlib import Path
+import json
+
+# Update the .env file with the answers from the .copier-answers.yml file
+# without using Jinja2 templates in the .env file, this way the code works as is
+# without needing Copier, but if Copier is used, the .env file will be updated
+root_path = Path(__file__).parent.parent
+answers_path = Path(__file__).parent / ".copier-answers.yml"
+answers = json.loads(answers_path.read_text())
+env_path = root_path / ".env"
+env_content = env_path.read_text()
+lines = []
+for line in env_content.splitlines():
+    for key, value in answers.items():
+        upper_key = key.upper()
+        if line.startswith(f"{upper_key}="):
+            new_line = line.replace(line, f"{upper_key}={value}")
+            lines.append(new_line)
+            break
+    else:
+        lines.append(line)
+env_path.write_text("\n".join(lines))