Update git actions and add pre-commit config

Author: ShreyasPrasad

.github/workflows/prod.yaml

@@ -10,7 +10,7 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  build:
+  build-app:
 
     runs-on: ubuntu-latest
 
@@ -30,4 +30,17 @@ jobs:
     - name: Build
       run: cd app && npm ci && trunk build
     - name: Test
-      run: cd app && cargo test
+      run: cd app && cargo test
+
+  build-codemafia:
+    
+    runs-on: ubuntu-latest
+    
+    steps:
+      - uses: actions/checkout@v2
+      - name: Build
+        run: cd codemafia && cargo build --verbose
+      - name: Test
+        run: cd codemafia && cargo test --verbose
+
+    

.pre-commit-config.yaml

@@ -1,19 +1,7 @@
-files: ^codemafia/
 repos:
-  - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v3.3.0
-    hooks:
-      - id: check-byte-order-marker
-      - id: check-case-conflict
-      - id: check-merge-conflict
-      - id: check-symlinks
-      - id: check-yaml
-      - id: end-of-file-fixer
-      - id: mixed-line-ending
-      - id: trailing-whitespace
   - repo: https://github.com/doublify/pre-commit-rust
     rev: master
     hooks:
       - id: fmt
       - id: clippy
-      - id: cargo-check
+      - id: cargo-check