nit(editorconfig): add .editorconfig

.editorconfig

@@ -0,0 +1,31 @@
+### EditorConfig settings
+# Documentation: https://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.sh]
+indent_style = tab
+indent_size = 1
+
+[*.py]
+indent_style = space
+indent_size = 4
+max_line_length = 320 # matches `ruff` configuration
+
+[*.{yml,yaml,json}]
+indent_style = space
+indent_size = 2
+
+[*.{md,txt}]
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = false
+
+[*.mermaid]
+indent_style = tab
+indent_size = 1

.gitattributes

@@ -0,0 +1,19 @@
+### Force text normalization and LF line endings
+# Shell Scripts
+*.sh       text=auto eol=lf working-tree-encoding=UTF-8
+
+# Python
+*.py       text=auto eol=lf working-tree-encoding=UTF-8
+
+# YAML
+*.yaml     text=auto eol=lf working-tree-encoding=UTF-8
+*.yml      text=auto eol=lf working-tree-encoding=UTF-8
+
+# Markdown
+*.md       text=auto eol=lf working-tree-encoding=UTF-8
+
+# Mermaid
+*.mermaid  text=auto eol=lf working-tree-encoding=UTF-8
+
+### Force detection of binaries
+*.bin      binary

.pre-commit-config.yaml

@@ -1,13 +1,19 @@
-repos:
-  - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v6.0.0
-    hooks:
-      - id: trailing-whitespace
-      - id: end-of-file-fixer
-      - id: check-yaml
-      - id: check-added-large-files
-
-  - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.14.5
-    hooks:
-      - id: ruff-format
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v6.0.0
+    hooks:
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
+      - id: check-yaml
+      - id: check-added-large-files
+
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.14.5
+    hooks:
+      - id: ruff-format
+
+  - repo: https://github.com/editorconfig-checker/editorconfig-checker.python
+    rev: 3.4.1
+    hooks:
+      - id: editorconfig-checker
+        alias: ec

LICENSE

@@ -1,7 +1,7 @@
-Copyright 2025 PRUSA RESEARCH A.S.
-
-Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
-
+Copyright 2025 PRUSA RESEARCH A.S.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

@@ -1,26 +1,26 @@
-# OpenPrintTag
-This repository contains specification, documentation and utility scripts for the [OpenPrintTag](https://openprinttag.org) format.
-
-**This is a "raw" repository, you can access the compiled documentation on [specs.openprinttag.org](https://specs.openprinttag.org)**
-
-(or use generate_docs.sh to generate a website into the docs folder)
-
-## Directory structure
-* `data`: Machine-readable specification data (field & enum definitions, ...)
-* `docs_src`: Source code for the [specs.openprinttag.org](https://specs.openprinttag.org) website
-* `tests`: Tests
-* `utils`: Reference implementation for the format in Python
-
-## Generating documentation
-To generate documentation (to the `docs` directory), run:
-```python
-pip3 install -r requirements.txt
-sh generate_docs.sh
-```
-
-Then, to view it, you can:
-```
-cd docs
-python3 -m http.server
-```
-and open your browser on `127.0.0.1:8000`
+# OpenPrintTag
+This repository contains specification, documentation and utility scripts for the [OpenPrintTag](https://openprinttag.org) format.
+
+**This is a "raw" repository, you can access the compiled documentation on [specs.openprinttag.org](https://specs.openprinttag.org)**
+
+(or use generate_docs.sh to generate a website into the docs folder)
+
+## Directory structure
+* `data`: Machine-readable specification data (field & enum definitions, ...)
+* `docs_src`: Source code for the [specs.openprinttag.org](https://specs.openprinttag.org) website
+* `tests`: Tests
+* `utils`: Reference implementation for the format in Python
+
+## Generating documentation
+To generate documentation (to the `docs` directory), run:
+```python
+pip3 install -r requirements.txt
+sh generate_docs.sh
+```
+
+Then, to view it, you can:
+```
+cd docs
+python3 -m http.server
+```
+and open your browser on `127.0.0.1:8000`