From 27d5b44251987e049767e570087cdbd1d27d0a7d Mon Sep 17 00:00:00 2001
From: Jun-te Kim <junte.kim@mealcraft.com>
Date: Sun, 18 Jan 2026 11:16:07 +0000
Subject: [PATCH] lets have a go

---
 .github/workflows/deploy-postgres-env.yml | 92 +++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 .github/workflows/deploy-postgres-env.yml

diff --git a/.github/workflows/deploy-postgres-env.yml b/.github/workflows/deploy-postgres-env.yml
new file mode 100644
index 0000000..486f08b
--- /dev/null
+++ b/.github/workflows/deploy-postgres-env.yml
@@ -0,0 +1,92 @@
+name: Deploy Postgres (dev & prod, .env MVP)
+
+on:
+  push:
+    branches:
+      - main
+      - "feature/*"
+    tags:
+      - "*"
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: mealcraft-runners
+
+    steps:
+      - uses: actions/checkout@v4
+
+      # -----------------------------
+      # kubectl
+      # -----------------------------
+      - name: Install kubectl
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y curl ca-certificates gettext
+          curl -LO "https://dl.k8s.io/release/$(curl -sL https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
+          sudo install -m 0755 kubectl /usr/local/bin/kubectl
+
+      - name: Configure kubeconfig (in-cluster)
+        run: |
+          KUBE_HOST="https://$KUBERNETES_SERVICE_HOST:$KUBERNETES_SERVICE_PORT"
+          SA_TOKEN=$(cat /var/run/secrets/kubernetes.io/serviceaccount/token)
+          CA_CERT=/var/run/secrets/kubernetes.io/serviceaccount/ca.crt
+
+          kubectl config set-cluster microk8s \
+            --server="$KUBE_HOST" \
+            --certificate-authority="$CA_CERT"
+
+          kubectl config set-credentials runner --token="$SA_TOKEN"
+
+          kubectl config set-context runner-context \
+            --cluster=microk8s \
+            --user=runner
+
+          kubectl config use-context runner-context
+
+      # -----------------------------
+      # Decide env
+      # -----------------------------
+      - name: Set environment
+        run: |
+          if [[ "$GITHUB_REF" == refs/heads/main || "$GITHUB_REF" == refs/tags/* ]]; then
+            echo "ENV=prod" >> $GITHUB_ENV
+            echo "NAMESPACE=default" >> $GITHUB_ENV
+            echo "RUNTIME_SECRET=postgres-prod" >> $GITHUB_ENV
+            echo "POSTGRES_HOST=postgres-prod.default.svc.cluster.local" >> $GITHUB_ENV
+            echo "POSTGRES_DB=stripe_invoice" >> $GITHUB_ENV
+          else
+            echo "ENV=dev" >> $GITHUB_ENV
+            echo "NAMESPACE=dev" >> $GITHUB_ENV
+            echo "RUNTIME_SECRET=postgres-dev" >> $GITHUB_ENV
+            echo "POSTGRES_HOST=postgres-dev.dev.svc.cluster.local" >> $GITHUB_ENV
+            echo "POSTGRES_DB=stripe_invoice_dev" >> $GITHUB_ENV
+          fi
+
+      - name: Load DB creds from db/.env
+        run: |
+          set -a
+          source db/.env
+          set +a
+
+          if [[ "$ENV" == "prod" ]]; then
+            USER="$PROD_POSTGRES_USER"
+            PASS="$PROD_POSTGRES_PASSWORD"
+          else
+            USER="$DEV_POSTGRES_USER"
+            PASS="$DEV_POSTGRES_PASSWORD"
+          fi
+
+          DATABASE_URL="postgres://${USER}:${PASS}@${POSTGRES_HOST}:5432/${POSTGRES_DB}?sslmode=disable"
+
+          echo "DATABASE_URL=$DATABASE_URL" >> $GITHUB_ENV
+
+      # -----------------------------
+      # Create runtime secret
+      # -----------------------------
+      - name: Apply runtime DATABASE_URL secret
+        run: |
+          kubectl create secret generic $RUNTIME_SECRET \
+            --namespace $NAMESPACE \
+            --from-literal=DATABASE_URL="$DATABASE_URL" \
+            --dry-run=client -o yaml | kubectl apply -f -