ci: added labeler & pr title validation

.github/labeler.yml

@@ -0,0 +1,28 @@
+core:
+  - all:
+      - changed-files:
+          - any-glob-to-any-file: "lua/tokyonight/**"
+          - all-globs-to-all-files:
+              - "!lua/tokyonight/groups/**"
+              - "!lua/tokyonight/colors/**"
+              - "!lua/tokyonight/extra/**"
+
+extras:
+  - changed-files:
+      - any-glob-to-any-file: "lua/tokyonight/extra/**"
+
+groups:
+  - changed-files:
+      - any-glob-to-any-file: "lua/tokyonight/groups/**"
+
+base:
+  - changed-files:
+      - any-glob-to-any-file:
+          - "lua/tokyonight/groups/base.lua"
+          - "lua/tokyonight/groups/kinds.lua"
+          - "lua/tokyonight/groups/treesitter.lua"
+          - "lua/tokyonight/groups/semantic_tokens.lua"
+
+colors:
+  - changed-files:
+      - any-glob-to-any-file: "lua/tokyonight/colors/**"

.github/workflows/labeler.yml

@@ -0,0 +1,12 @@
+name: "Pull Request Labeler"
+on:
+  - pull_request_target
+
+jobs:
+  labeler:
+    permissions:
+      contents: read
+      pull-requests: write
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/labeler@v5

.github/workflows/pr.yml

@@ -0,0 +1,41 @@
+name: "Lint PR"
+
+on:
+  pull_request_target:
+    types:
+      - opened
+      - edited
+      - synchronize
+
+permissions:
+  pull-requests: read
+
+jobs:
+  main:
+    name: Validate PR title
+    runs-on: ubuntu-latest
+    steps:
+      - uses: amannn/action-semantic-pull-request@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          requireScope: true
+          subjectPattern: ^(?![A-Z]).+$
+          scopes: |
+            .+
+          types: |
+            build
+            chore
+            ci
+            docs
+            feat
+            fix
+            merge
+            perf
+            refactor
+            revert
+            style
+            test
+            wip
+          ignoreLabels: |
+            autorelease: pending