chore: update latest workflows and dev compose overrides

Allow manual dispatch and self-triggering path updates for latest image workflows while bumping checkout/login actions. Adjust dev compose to favor local builds and bypass backend image entrypoint for local startup.

.github/workflows/backend-latest.yml

@@ -5,11 +5,13 @@ permissions:
   packages: write
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main
     paths:
       - "backend/**"
+      - ".github/workflows/backend-latest.yml"
 
 env:
   IMAGE_NAME: "voyage-backend"
@@ -19,17 +21,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.ACCESS_TOKEN }}
 
       - name: Login to Docker Hub
-        uses: docker/login-action@v2
+        uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}