Refactor contributing guidelines, remove Docker support, and update documentation

- Updated CONTRIBUTING.md to streamline contribution process and added new section for releasing a new version.
- Removed Dockerfile and docker-compose.yml as part of the project restructuring.
- Enhanced README.md and index.md for clarity and improved installation instructions.
- Updated FFMPEG installation documentation across multiple files.
- Added example Jupyter notebook for demonstrating usage.
- Adjusted pyproject.toml for script naming and testing configurations.
- Introduced new test_import.py to verify module import functionality.
- Updated versioning in version.py to include a 'v' prefix.

Author: MatteoFasulo

.changelog-config.yaml

@@ -60,7 +60,7 @@ group_by:
   - metadata.category
 
 # Only tags matching this regular expression are used for the changelog.
-tag_pattern: ^[0-9]+\.[0-9]+(?:\.[0-9]+)?$
+tag_pattern: ^v?[0-9]+\.[0-9]+(?:\.[0-9]+)?$
 
 # Tells `git-log` whether to include merge commits in the log.
 include_merges: false

.dockerignore

@@ -0,0 +1,30 @@
+name: Update Changelog
+
+on:
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  changelog:
+    name: Update Changelog
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+
+      - name: Generate changelog
+        id: changelog
+        uses: callowayproject/generate-changelog@v0
+        with:
+          config_file: .changelog-config.yaml
+
+      - name: Commit changelog
+        run: |
+          git config user.name "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git add CHANGELOG.md
+          git commit -m "chore: update CHANGELOG for ${{ github.ref_name }}" || echo "No changes"
+          git push