Dockerize chat_backend for server-infra deploy (closes #6).

Add uv packaging, env-driven Django settings, OLLAMA_BASE_URL (LAN GPU host), DatabaseStorage for prompt/document blobs, compose/CI/deploy workflows mirroring scha, and ASGI gunicorn+UvicornWorker for WebSockets.
2026-07-25 07:03:10 -05:00
parent 77d7edd0dc
commit de84ff1b00
31 changed files with 5970 additions and 532 deletions
@@ -0,0 +1,58 @@
+name: Deploy Chat Backend
+
+# Runs after Unit Tests completes on master. Direct pushes only (not PRs).
+on:
+  workflow_run:
+    workflows: [Unit Tests]
+    types: [completed]
+    branches: [master]
+
+jobs:
+  docker:
+    if: gitea.event.workflow_run.conclusion == 'success' && gitea.event.workflow_run.event == 'push'
+    runs-on: self-hosted
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ gitea.event.workflow_run.head_sha }}
+
+      - name: Build Docker image
+        run: docker compose build
+
+      # Ephemeral local Postgres only — never inherit host DATABASE_URL (prod).
+      - name: Run containerized tests
+        run: |
+          set -euo pipefail
+          unset DATABASE_URL DB_HOST DB_NAME DB_USER DB_PASSWORD DB_PORT \
+            COMPOSE_DATABASE_URL DJANGO_ENV DJANGO_SECRET_KEY DJANGO_DEBUG \
+            DJANGO_ALLOWED_HOSTS OLLAMA_BASE_URL || true
+
+          PROJECT="chat-backend-ci-${{ gitea.event.workflow_run.head_sha }}"
+          cleanup() { docker compose -p "$PROJECT" down -v --remove-orphans || true; }
+          trap cleanup EXIT
+
+          docker compose -p "$PROJECT" up -d --wait db
+          docker compose -p "$PROJECT" run --rm --no-deps --entrypoint "" \
+            -e DJANGO_ENV=dev \
+            -e DJANGO_SECRET_KEY=test-secret-key \
+            -e DJANGO_DEBUG=true \
+            -e DJANGO_ALLOWED_HOSTS=localhost,127.0.0.1,testserver \
+            -e DATABASE_URL=postgres://chat_backend:chat_backend@db:5432/chat_backend \
+            -e SKIP_RAG_INIT=1 \
+            -e OLLAMA_BASE_URL=http://127.0.0.1:11434 \
+            web uv run python manage.py test
+
+  deploy:
+    if: gitea.event.workflow_run.conclusion == 'success' && gitea.event.workflow_run.event == 'push'
+    runs-on: self-hosted
+    needs: docker
+    env:
+      SERVER_INFRA_ROOT: /home/westfarn/Documents/repos/server-infra
+    steps:
+      - name: Deploy chat_backend prod
+        run: |
+          "$SERVER_INFRA_ROOT/scripts/deploy.sh" \
+            --app chat_backend \
+            --env prod \
+            --ref "${{ gitea.event.workflow_run.head_sha }}"