[Enhancement] Add CITATION.cff, Linters, and Maintain CI (#3)

* Create CITATION.cff

* Add linters for CFF and CI; reduce permissions

.github/workflows/ci.yml

@@ -8,7 +8,23 @@ on:
   schedule:
     - cron: '0 0 * * 4'
 
+permissions:
+  contents: read
+
 jobs:
+  actionlint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout ${{ github.repository }}
+        uses: actions/checkout@v3
+        with:
+          persist-credentials: false
+
+      - name: Lint CI
+        uses: docker://rhysd/actionlint:latest
+        with:
+          args: -color
+
   build:
     strategy:
       matrix:
@@ -21,8 +37,10 @@ jobs:
         with:
           stable: true
 
-      - name: Checkout ${{ github.event.repository.name }}
+      - name: Checkout ${{ github.repository }}
         uses: actions/checkout@v3
+        with:
+          persist-credentials: false
 
       - name: Check if code is formatted
         run: |
@@ -34,3 +52,16 @@ jobs:
 
       - name: Run Tests
         run: v test .
+
+  cffconvert:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout ${{ github.repository }}
+        uses: actions/checkout@v3
+        with:
+          persist-credentials: false
+
+      - name: Lint CITATION.cff
+        uses: docker://citationcff/cffconvert:latest
+        with:
+          args: --validate

CITATION.cff

@@ -0,0 +1,13 @@
+abstract: A sample CLI tool made in V that prints geometric shapes to the screen.
+authors:
+  - alias: hungrybluedev
+    family-names: Haldar
+    given-names: Subhomoy
+cff-version: 1.2.0
+date-released: 2023-04-20
+license: MIT
+message: Please cite this software using these information.
+repository-code: https://github.com/hungrybluedev/geo
+title: geo
+url: https://github.com/hungrybluedev/geo
+version: 0.2.4