diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 00000000000..8cf4bcaf1b9
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,17 @@
+name: ci
+
+on:
+  pull_request:
+    branches: [main]
+
+jobs:
+  tests:
+    name: Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v6
+
+      - name: Run tests
+        run: go test -cover ./...
diff --git a/README.md b/README.md
index c2bec0368b7..bff3a28b841 100644
--- a/README.md
+++ b/README.md
@@ -21,3 +21,4 @@ go build -o notely && ./notely
 *This starts the server in non-database mode.* It will serve a simple webpage at `http://localhost:8080`.
 
 You do *not* need to set up a database or any interactivity on the webpage yet. Instructions for that will come later in the course!
+Manjunath R appu
diff --git a/internal/auth/get_api_key_test.go b/internal/auth/get_api_key_test.go
new file mode 100644
index 00000000000..289979edff7
--- /dev/null
+++ b/internal/auth/get_api_key_test.go
@@ -0,0 +1,57 @@
+package auth
+
+import (
+	"errors"
+	"net/http"
+	"testing"
+)
+
+func TestGetAPIKey(t *testing.T) {
+	tests := []struct {
+		name    string
+		headers http.Header
+		want    string
+		wantErr error
+	}{
+		{
+			name:    "no authorization header",
+			headers: http.Header{},
+			want:    "",
+			wantErr: ErrNoAuthHeaderIncluded,
+		},
+		{
+			name: "valid api key",
+			headers: http.Header{
+				"Authorization": []string{"ApiKey test-api-key"},
+			},
+			want:    "test-api-key",
+			wantErr: nil,
+		},
+		{
+			name: "malformed authorization header",
+			headers: http.Header{
+				"Authorization": []string{"Bearer test-token"},
+			},
+			want:    "",
+			wantErr: errors.New("malformed authorization header"),
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetAPIKey(tt.headers)
+
+			if got != tt.want {
+				t.Errorf("GetAPIKey() got = %v, want %v", got, tt.want)
+			}
+
+			if tt.wantErr != nil {
+				if err == nil || err.Error() != tt.wantErr.Error() {
+					t.Errorf("GetAPIKey() error = %v, want %v", err, tt.wantErr)
+				}
+			} else if err != nil {
+				t.Errorf("GetAPIKey() unexpected error = %v", err)
+			}
+		})
+	}
+}