Add more boilerplate to support writing the spec.

This commit was based on:

WICG/navigation-api@e35350c

Author: wanderview

.editorconfig

@@ -0,0 +1,12 @@
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+charset = utf-8
+indent_size = 2
+indent_style = space
+trim_trailing_whitespace = true
+
+[Makefile]
+indent_style = tab

.gitattributes

@@ -0,0 +1,2 @@
+*    text=auto
+*.bs diff=html linguist-language=HTML

.github/workflow/build.yml

@@ -0,0 +1,22 @@
+name: Build
+on:
+  pull_request:
+    branches:
+    - main
+  push:
+    branches:
+    - main
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Build
+      run: make ci
+    - name: Deploy
+      if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+      uses: peaceiris/actions-gh-pages@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        publish_dir: ./out

.gitignore

@@ -0,0 +1,3 @@
+/out/
+/spec.html
+*.swp

.pr-preview.json

@@ -0,0 +1,4 @@
+{
+  "src_file": "spec.bs",
+  "type": "bikeshed"
+}

CONTRIBUTING.md

@@ -1,13 +1,17 @@
-# Web Platform Incubator Community Group
+## Editing the specification
 
-This repository is being used for work in the W3C Web Platform Incubator Community Group, governed by the [W3C Community License
-Agreement (CLA)](http://www.w3.org/community/about/agreements/cla/). To make substantive contributions,
-you must join the CG.
+Edits to the specification are done in the `spec.bs` file, which is then compiled with the [Bikeshed](https://tabatkins.github.io/bikeshed/) spec pre-processor.
 
-If you are not the sole contributor to a contribution (pull request), please identify all
-contributors in the pull request comment.
+To build the specification, you can use one of:
 
-To add a contributor (other than yourself, that's automatic), mark them one per line as follows:
+- `make local`: uses a locally-installed copy of Bikeshed
+- `make remote`: uses a Bikeshed web service, so you don't have to install anything locally
+
+## For maintainers: identifying contributors to a pull request
+
+If the author is not the sole contributor to a pull request, please identify all contributors in the pull request comment.
+
+To add a contributor (other than the author, which is automatic), mark them one per line as follows:
 
 ```
 +@github_username
@@ -19,5 +23,4 @@ If you added a contributor by mistake, you can remove them in a comment with:
 -@github_username
 ```
 
-If you are making a pull request on behalf of someone else but you had no part in designing the
-feature, you can remove yourself with the above syntax.
+If the author is making a pull request on behalf of someone else but they had no part in designing the feature, you can remove them with the above syntax.

LICENSE.md

@@ -1,10 +1,3 @@
-All Reports in this Repository are licensed by Contributors
-under the
-[W3C Software and Document License](http://www.w3.org/Consortium/Legal/2015/copyright-software-and-document).
-
-Contributions to Specifications are made under the
-[W3C CLA](https://www.w3.org/community/about/agreements/cla/).
-
-Contributions to Test Suites are made under the
-[W3C 3-clause BSD License](https://www.w3.org/Consortium/Legal/2008/03-bsd-license.html)
-
+All Reports in this Repository are licensed by Contributors under the [W3C Software and Document License](http://www.w3.org/Consortium/Legal/2015/copyright-software-and-document).
+Contributions to Specifications are made under the [W3C CLA](https://www.w3.org/community/about/agreements/cla/).
+Contributions to Test Suites are made under the [W3C 3-clause BSD License](https://www.w3.org/Consortium/Legal/2008/03-bsd-license.html).

Makefile

@@ -0,0 +1,27 @@
+SHELL=/bin/bash
+
+local: spec.bs
+	bikeshed --die-on=warning spec spec.bs spec.html
+
+spec.html: spec.bs
+	@ (HTTP_STATUS=$$(curl https://api.csswg.org/bikeshed/ \
+                               --output spec.html \
+                               --write-out "%{http_code}" \
+                               --header "Accept: text/plain, text/html" \
+                               -F die-on=warning \
+                               -F [email protected]) && \
+           [[ "$$HTTP_STATUS" -eq "200" ]]) || ( \
+              echo ""; cat spec.html; echo ""; \
+              rm -f spec.html; \
+              exit 22 \
+           );
+
+remote: spec.html
+
+ci: spec.bs
+	mkdir -p out
+	make remote
+	mv spec.html out/index.html
+
+clean:
+	rm spec.html

spec.bs

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+<pre class="metadata">
+Title: URLPattern API
+Shortname: urlpattern
+Repository: WICG/urlpattern
+Inline Github Issues: true
+Group: WICG
+Status: CG-DRAFT
+Level: 1
+URL: https://wicg.github.io/urlpattern/
+Boilerplate: omit conformance, omit feedback-header
+Editor: Ben Kelly, Google https://www.google.com/, [email protected]
+Abstract: The URLPattern API provides a web platform primitive for matching URLs based on a convenient pattern syntax.
+!Participate: <a href="https://github.com/WICG/urlpattern">GitHub WICG/urlpattern</a> (<a href="https://github.com/WICG/urlpattern/issues/new">new issue</a>, <a href="https://github.com/WICG/urlpattern/issues?state=open">open issues</a>)
+!Commits: <a href="https://github.com/WICG/urlpattern/commits/master/spec.bs">GitHub spec.bs commits</a>
+Complain About: accidental-2119 yes, missing-example-ids yes
+Indent: 2
+Default Biblio Status: current
+Markup Shorthands: markdown yes
+</pre>
+
+<style>
+.selected-text-file-an-issue {
+  position: fixed;
+  bottom: 0;
+  right: 0;
+  background: rgba(255, 255, 255, 0.8);
+  font-size: smaller;
+  padding: 4px 10px;
+  z-index: 4;
+}
+</style>
+
+<script src="https://resources.whatwg.org/file-issue.js" async></script>
+
+TODO write some spec text!