Add CI workflow and update deployment triggers

Introduces a new CI workflow for linting, type checking, and testing. Updates sync and workers deployment workflows to trigger on successful completion of the CI workflow instead of direct pushes, improving reliability and sequencing of deployments.

.github/workflows/sync.yml

@@ -1,20 +1,12 @@
 name: Sync to Pages and Functions
 
 on:
-  push:
+  workflow_run:
+    workflows: ["CI"]
+    types:
+      - completed
     branches:
       - main
-    paths-ignore:
-      - "**.md"
-      - "LICENSE"
-      - ".gitignore"
-      - ".editorconfig"
-      - ".vscode/**"
-      - "docs/**"
-      - ".prettierrc*"
-      - ".eslintrc*"
-      - ".github/ISSUE_TEMPLATE/**"
-      - ".github/PULL_REQUEST_TEMPLATE/**"
   workflow_dispatch:
 
 concurrency:
@@ -27,6 +19,7 @@ jobs:
     timeout-minutes: 15
     permissions:
       contents: write
+    if: ${{ github.event.workflow_run.conclusion == 'success' || github.event_name == 'workflow_dispatch' }}
 
     steps:
       - name: Checkout main branch
@@ -186,6 +179,7 @@ jobs:
     timeout-minutes: 15
     permissions:
       contents: write
+    if: ${{ github.event.workflow_run.conclusion == 'success' || github.event_name == 'workflow_dispatch' }}
 
     steps:
       - name: Checkout main branch