feat(prebuilt): prebuild backend image for faster compilation (#1815)

# Description

Please include a summary of the changes and the related issue. Please
also include relevant motivation and context.

## Checklist before requesting a review

Please delete options that are not relevant.

- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my code
- [ ] I have commented hard-to-understand areas
- [ ] I have ideally added tests that prove my fix is effective or that
my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged

## Screenshots (if appropriate):

.github/workflows/aws-preview.yml

@@ -39,6 +39,11 @@ jobs:
         registry: ghcr.io
         username: ${{ github.repository_owner }}
         password: ${{ secrets.GITHUB_TOKEN }}
+    - name: Login to Docker Hub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
     
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v2
@@ -58,7 +63,7 @@ jobs:
       with:
         context: ./backend/
         push: true
-        tags: ${{ env.ECR_REGISTRY }}/${{ env.ECR_REPOSITORY }}:${{ env.IMAGE_TAG }}, ${{ env.ECR_REGISTRY }}/${{ env.ECR_REPOSITORY }}:latest, ghcr.io/stangirard/quivr:latest
+        tags: ${{ env.ECR_REGISTRY }}/${{ env.ECR_REPOSITORY }}:${{ env.IMAGE_TAG }}, ${{ env.ECR_REGISTRY }}/${{ env.ECR_REPOSITORY }}:latest, ghcr.io/stangirard/quivr:latest, stangirard/quivr-backend-prebuilt:latest, stangirard/quivr-backend-prebuilt:${{ env.IMAGE_TAG }}
         cache-from: type=gha
         cache-to: type=gha,mode=max
       

docker-compose.yml

@@ -2,6 +2,7 @@ version: "3.8"
 
 services:
   frontend:
+    image: quivr-frontend-prebuilt
     pull_policy: never
     build:
       context: frontend
@@ -22,8 +23,8 @@ services:
       
 
   backend-core:
-    image: backend-base
-    pull_policy: never
+    image: stangirard/quivr-backend-prebuilt:latest
+    pull_policy: if_not_present
     env_file:
       - .env
     build:
@@ -64,8 +65,8 @@ services:
         condition: service_healthy
 
   worker:
-    pull_policy: never
-    image: backend-base
+    pull_policy: if_not_present
+    image: stangirard/quivr-backend-prebuilt:latest
     env_file:
       - .env
     build:
@@ -79,8 +80,8 @@ services:
       - db
 
   beat:
-    image: backend-base
-    pull_policy: never
+    image: stangirard/quivr-backend-prebuilt:latest
+    pull_policy: if_not_present
     env_file:
       - .env
     build:
@@ -93,8 +94,8 @@ services:
       - redis
 
   flower:
-    image: backend-base
-    pull_policy: never
+    image: stangirard/quivr-backend-prebuilt:latest
+    pull_policy: if_not_present
     env_file:
       - .env
     build: