chore: set up commitlint, husky, and prettier (#1451)

* chore: add prettier configuration

Signed-off-by: Xe Iaso <me@xeiaso.net>

* format: run prettier tree-wide

Signed-off-by: Xe Iaso <me@xeiaso.net>

* chore(prettier): ignore intentionally ungrammatical files

Signed-off-by: Xe Iaso <me@xeiaso.net>

* ci: add PR title lint rule

Signed-off-by: Xe Iaso <me@xeiaso.net>

* ci: add DCO check

Signed-off-by: Xe Iaso <me@xeiaso.net>

* chore: add commitlint and husky

Signed-off-by: Xe Iaso <me@xeiaso.net>

* chore: add CONTRIBUTING guidelines

Signed-off-by: Xe Iaso <me@xeiaso.net>

* chore: set SKIP_INTEGRATION in precommit tests

Signed-off-by: Xe Iaso <me@xeiaso.net>

* chore: update spelling

Signed-off-by: Xe Iaso <me@xeiaso.net>

* ci(dco): remove reopened trigger

Signed-off-by: Xe Iaso <me@xeiaso.net>

* chore: remove dead file

Signed-off-by: Xe Iaso <me@xeiaso.net>

* chore(prettier): don't format nginx includes

Signed-off-by: Xe Iaso <me@xeiaso.net>

---------

Signed-off-by: Xe Iaso <me@xeiaso.net>

.github/ISSUE_TEMPLATE/bug_report.yaml

@@ -58,4 +58,3 @@ body:
     attributes:
       label: Additional context
       description: Add any other context about the problem here.
-

.github/ISSUE_TEMPLATE/feature_request.yaml

@@ -1,6 +1,6 @@
 name: Feature request
 description: Suggest an idea for this project
-title: '[Feature request] '
+title: "[Feature request] "
 
 body:
   - type: textarea

.github/actions/spelling/README.md

@@ -1,17 +1,17 @@
 # check-spelling/check-spelling configuration
 
-File | Purpose | Format | Info
--|-|-|-
-[dictionary.txt](dictionary.txt) | Replacement dictionary (creating this file will override the default dictionary) | one word per line | [dictionary](https://github.com/check-spelling/check-spelling/wiki/Configuration#dictionary)
-[allow.txt](allow.txt) | Add words to the dictionary | one word per line (only letters and `'`s allowed) | [allow](https://github.com/check-spelling/check-spelling/wiki/Configuration#allow)
-[reject.txt](reject.txt) | Remove words from the dictionary (after allow) | grep pattern matching whole dictionary words | [reject](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-reject)
-[excludes.txt](excludes.txt) | Files to ignore entirely | perl regular expression | [excludes](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-excludes)
-[only.txt](only.txt) | Only check matching files (applied after excludes) | perl regular expression | [only](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-only)
-[patterns.txt](patterns.txt) | Patterns to ignore from checked lines | perl regular expression (order matters, first match wins) | [patterns](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-patterns)
-[candidate.patterns](candidate.patterns) | Patterns that might be worth adding to [patterns.txt](patterns.txt) | perl regular expression with optional comment block introductions (all matches will be suggested) | [candidates](https://github.com/check-spelling/check-spelling/wiki/Feature:-Suggest-patterns)
-[line_forbidden.patterns](line_forbidden.patterns) | Patterns to flag in checked lines | perl regular expression (order matters, first match wins) | [patterns](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-patterns)
-[expect.txt](expect.txt) | Expected words that aren't in the dictionary | one word per line (sorted, alphabetically) | [expect](https://github.com/check-spelling/check-spelling/wiki/Configuration#expect)
-[advice.md](advice.md) | Supplement for GitHub comment when unrecognized words are found | GitHub Markdown | [advice](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-advice)
+| File                                               | Purpose                                                                          | Format                                                                                            | Info                                                                                                 |
+| -------------------------------------------------- | -------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------- |
+| [dictionary.txt](dictionary.txt)                   | Replacement dictionary (creating this file will override the default dictionary) | one word per line                                                                                 | [dictionary](https://github.com/check-spelling/check-spelling/wiki/Configuration#dictionary)         |
+| [allow.txt](allow.txt)                             | Add words to the dictionary                                                      | one word per line (only letters and `'`s allowed)                                                 | [allow](https://github.com/check-spelling/check-spelling/wiki/Configuration#allow)                   |
+| [reject.txt](reject.txt)                           | Remove words from the dictionary (after allow)                                   | grep pattern matching whole dictionary words                                                      | [reject](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-reject)     |
+| [excludes.txt](excludes.txt)                       | Files to ignore entirely                                                         | perl regular expression                                                                           | [excludes](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-excludes) |
+| [only.txt](only.txt)                               | Only check matching files (applied after excludes)                               | perl regular expression                                                                           | [only](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-only)         |
+| [patterns.txt](patterns.txt)                       | Patterns to ignore from checked lines                                            | perl regular expression (order matters, first match wins)                                         | [patterns](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-patterns) |
+| [candidate.patterns](candidate.patterns)           | Patterns that might be worth adding to [patterns.txt](patterns.txt)              | perl regular expression with optional comment block introductions (all matches will be suggested) | [candidates](https://github.com/check-spelling/check-spelling/wiki/Feature:-Suggest-patterns)        |
+| [line_forbidden.patterns](line_forbidden.patterns) | Patterns to flag in checked lines                                                | perl regular expression (order matters, first match wins)                                         | [patterns](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-patterns) |
+| [expect.txt](expect.txt)                           | Expected words that aren't in the dictionary                                     | one word per line (sorted, alphabetically)                                                        | [expect](https://github.com/check-spelling/check-spelling/wiki/Configuration#expect)                 |
+| [advice.md](advice.md)                             | Supplement for GitHub comment when unrecognized words are found                  | GitHub Markdown                                                                                   | [advice](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples%3A-advice)     |
 
 Note: you can replace any of these files with a directory by the same name (minus the suffix)
 and then include multiple files inside that directory (with that suffix) to merge multiple files together.

.github/actions/spelling/advice.md

@@ -2,30 +2,27 @@
 <details><summary>If the flagged items are :exploding_head: false positives</summary>
 
 If items relate to a ...
-* binary file (or some other file you wouldn't want to check at all).
+
+- binary file (or some other file you wouldn't want to check at all).
 
   Please add a file path to the `excludes.txt` file matching the containing file.
 
-  File paths are Perl 5 Regular Expressions - you can [test](
-https://www.regexplanet.com/advanced/perl/) yours before committing to verify it will match your files.
+  File paths are Perl 5 Regular Expressions - you can [test](https://www.regexplanet.com/advanced/perl/) yours before committing to verify it will match your files.
 
-  `^` refers to the file's path from the root of the repository, so `^README\.md$` would exclude [README.md](
-../tree/HEAD/README.md) (on whichever branch you're using).
+  `^` refers to the file's path from the root of the repository, so `^README\.md$` would exclude [README.md](../tree/HEAD/README.md) (on whichever branch you're using).
 
-* well-formed pattern.
+- well-formed pattern.
 
-  If you can write a [pattern](
-https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples:-patterns
-) that would match it,
+  If you can write a [pattern](https://github.com/check-spelling/check-spelling/wiki/Configuration-Examples:-patterns) that would match it,
   try adding it to the `patterns.txt` file.
 
-  Patterns are Perl 5 Regular Expressions - you can [test](
-https://www.regexplanet.com/advanced/perl/) yours before committing to verify it will match your lines.
+  Patterns are Perl 5 Regular Expressions - you can [test](https://www.regexplanet.com/advanced/perl/) yours before committing to verify it will match your lines.
 
   Note that patterns can't match multiline strings.
 
 </details>
 
 <!-- adoption information-->
+
 :steam_locomotive: If you're seeing this message and your PR is from a branch that doesn't have check-spelling,
 please merge to your PR's base branch to get the version configured for your repository.

.github/actions/spelling/expect.txt

@@ -74,6 +74,7 @@ Cscript
 daemonizing
 databento
 dayjob
+dco
 DDOS
 Debian
 debrpm
@@ -134,6 +135,7 @@ gipc
 gitea
 GLM
 godotenv
+goimports
 goland
 gomod
 goodbot
@@ -367,6 +369,7 @@ VKE
 vnd
 VPS
 Vultr
+WAIFU
 weblate
 webmaster
 webpage
@@ -404,3 +407,4 @@ Zenos
 zizmor
 zombocom
 zos
+zst

.github/workflows/asset-verification.yml

@@ -24,10 +24,10 @@ jobs:
 
       - uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
         with:
-          node-version: '24.11.0'
+          node-version: "24.11.0"
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
-            go-version: '1.25.4'
+          go-version: "1.25.4"
 
       - name: install node deps
         run: |

.github/workflows/dco-check.yaml

@@ -0,0 +1,9 @@
+name: DCO Check
+
+on: [pull_request]
+
+jobs:
+  dco_check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: tisonkun/actions-dco@f1024cd563550b5632e754df11b7d30b73be54a5 # v1.1

.github/workflows/docker-pr.yml

@@ -28,10 +28,10 @@ jobs:
 
       - uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
         with:
-          node-version: '24.11.0'
+          node-version: "24.11.0"
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
-          go-version: '1.25.4'
+          go-version: "1.25.4"
 
       - uses: ko-build/setup-ko@d006021bd0c28d1ce33a07e7943d48b079944c8d # v0.9
 

.github/workflows/docker.yml

@@ -38,10 +38,10 @@ jobs:
 
       - uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
         with:
-          node-version: '24.11.0'
+          node-version: "24.11.0"
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
-          go-version: '1.25.4'
+          go-version: "1.25.4"
 
       - uses: ko-build/setup-ko@d006021bd0c28d1ce33a07e7943d48b079944c8d # v0.9
 

.github/workflows/go-mod-tidy-check.yml

@@ -19,7 +19,7 @@ jobs:
 
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
-          go-version: '1.25.4'
+          go-version: "1.25.4"
 
       - name: Check go.mod and go.sum in main directory
         run: |

.github/workflows/go.yml

@@ -26,10 +26,10 @@ jobs:
 
       - uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
         with:
-          node-version: '24.11.0'
+          node-version: "24.11.0"
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
-          go-version: '1.25.4'
+          go-version: "1.25.4"
 
       - name: Cache playwright binaries
         uses: actions/cache@8b402f58fbc84540c8b491a91e594a4576fec3d7 # v5.0.2

.github/workflows/lint-pr-title.yaml

@@ -0,0 +1,19 @@
+name: "Lint PR"
+
+on:
+  pull_request_target:
+    types:
+      - opened
+      - edited
+      - synchronize
+
+jobs:
+  lint_pr_title:
+    name: Validate PR title
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: read
+    steps:
+      - uses: amannn/action-semantic-pull-request@0723387faaf9b38adef4775cd42cfd5155ed6017 # v5.5.3
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/package-builds-stable.yml

@@ -27,10 +27,10 @@ jobs:
 
       - uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
         with:
-          node-version: '24.11.0'
+          node-version: "24.11.0"
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
-          go-version: '1.25.4'
+          go-version: "1.25.4"
 
       - name: install node deps
         run: |

.github/workflows/package-builds-unstable.yml

@@ -28,10 +28,10 @@ jobs:
 
       - uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
         with:
-          node-version: '24.11.0'
+          node-version: "24.11.0"
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
-          go-version: '1.25.4'
+          go-version: "1.25.4"
 
       - name: install node deps
         run: |

.github/workflows/spelling.yml

@@ -59,16 +59,16 @@ name: Check Spelling
 on:
   push:
     branches:
-      - '**'
+      - "**"
     tags-ignore:
-      - '**'
+      - "**"
   pull_request:
     branches:
-      - '**'
+      - "**"
     types:
-      - 'opened'
-      - 'reopened'
-      - 'synchronize'
+      - "opened"
+      - "reopened"
+      - "synchronize"
 
 jobs:
   spelling:

.github/workflows/ssh-ci.yml

@@ -37,7 +37,7 @@ jobs:
 
       - uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
-          go-version: '1.25.4'
+          go-version: "1.25.4"
 
       - name: Run CI
         run: go run ./utils/cmd/backoff-retry bash test/ssh-ci/rigging.sh ${{ matrix.host }}

.github/workflows/zizmor.yml

@@ -1,12 +1,12 @@
 name: zizmor
 
 on:
-    push:
-      paths:
-        - '.github/workflows/*.ya?ml'
-    pull_request:
-      paths:
-        - '.github/workflows/*.ya?ml'
+  push:
+    paths:
+      - ".github/workflows/*.ya?ml"
+  pull_request:
+    paths:
+      - ".github/workflows/*.ya?ml"
 
 jobs:
   zizmor:
@@ -24,9 +24,9 @@ jobs:
         uses: astral-sh/setup-uv@61cb8a9741eeb8a550a1b8544337180c0fc8476b # v7.2.0
 
       - name: Run zizmor 🌈
-        run: uvx zizmor --format sarif . > results.sarif 
+        run: uvx zizmor --format sarif . > results.sarif
         env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} 
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Upload SARIF file
         uses: github/codeql-action/upload-sarif@5d4e8d1aca955e8d8589aabd499c5cae939e33c7 # v4.31.9