add manual action runs (#19)

Change-Id: I25ca28f9a102dcd27f501104c0a9cb636a6d63f1

.github/workflows/test-webhook.yml

@@ -32,6 +32,7 @@ on:
     paths:
       - .github/workflows/test-webhook.yaml
       - webhook/**
+  workflow_dispatch: # Manual runs
   schedule: # Run tests every day at UTC 9:00A
     - cron: 0 9 * * *
 
@@ -55,6 +56,7 @@ jobs:
       contents: read
       id-token: write
 
+
     steps:
       - uses: actions/checkout@v4
 
@@ -73,19 +75,19 @@ jobs:
         uses: actions/cache@v3
         with:
           path: webhook/env
-          key: ${{ runner.os }}-env-${{ hashFiles('webhook/requirements.txt') }}
+          key: ${{ runner.os }}-env-${{ hashFiles('webhook/requirements.txt', 'webhook/requirements-test.txt') }}
 
       - name: Install dependencies
+        working-directory: webhook
         run: |
           python -m venv env
           source env/bin/activate
           pip install -r requirements.txt -r requirements-test.txt
-        working-directory: webhook
 
       - name: Run tests
+        working-directory: webhook
         run: |
           source env/bin/activate
           pytest
-        working-directory: webhook
         env:
           PYTHONPATH: ${{ github.workspace }}/webhook/