Tier 0 backend feature rollout and deployment updates

.github/workflows/ci.yml

@@ -0,0 +1,30 @@
+name: CI
+
+on:
+    push:
+        branches: [tier0]
+    pull_request:
+        branches: [tier0]
+
+concurrency:
+    group: ci-${{ github.workflow }}-${{ github.ref }}
+    cancel-in-progress: true
+
+jobs:
+    check:
+        runs-on: ubuntu-latest
+
+        steps:
+            - name: Checkout code
+              uses: actions/checkout@v4
+              with:
+                  persist-credentials: false
+
+            - name: Setup Node.js 24.15.0
+              uses: actions/setup-node@v4
+              with:
+                  node-version: "24.15.0"
+                  cache: "npm"
+
+            - name: Install dependencies
+              run: npm ci

.gitignore

@@ -2,12 +2,13 @@
 node_modules/
 
 # Environment files — never commit any .env variant
+# Environment files — never commit
 .env
 .env.local
 .env.azure
+.env.render
 .env.*.local
-.env.test
-
+env.render
 # Local file uploads — stored on disk in dev, Azure Blob in prod
 uploads/
 
@@ -24,4 +25,6 @@ Thumbs.db
 .idea/
 
 client_secret_535680244018-fd6emgcmkbqs9em1a0tov7p9bepbd9ki.apps.googleusercontent.com.json
-roomies_backend.zip
+roomies_backend.zip
+
+postman/