fix(auth): harden public infra routes

apps/fc-landing/fc-landing.yaml

@@ -203,6 +203,8 @@ spec:
     metadata:
       labels:
         app: fc-landing
+      annotations:
+        flowercore.io/healthz-auth-policy: "allow-anonymous"
     spec:
       containers:
         - name: nginx
@@ -227,12 +229,18 @@ spec:
             httpGet:
               path: /healthz
               port: 80
+              httpHeaders:
+                - name: X-Forwarded-Proto
+                  value: https
             initialDelaySeconds: 5
             periodSeconds: 10
           readinessProbe:
             httpGet:
               path: /healthz
               port: 80
+              httpHeaders:
+                - name: X-Forwarded-Proto
+                  value: https
             initialDelaySeconds: 3
             periodSeconds: 5
       volumes:
@@ -298,7 +306,7 @@ spec:
   entryPoints:
     - websecure
   routes:
-    - match: Host(`flowercore.io`) || Host(`www.flowercore.io`)
+    - match: (Host(`flowercore.io`) || Host(`www.flowercore.io`)) && (Method(`GET`) || Method(`HEAD`))
       kind: Rule
       services:
         - name: fc-landing
@@ -316,7 +324,7 @@ spec:
   entryPoints:
     - web
   routes:
-    - match: Host(`flowercore.io`) || Host(`www.flowercore.io`)
+    - match: (Host(`flowercore.io`) || Host(`www.flowercore.io`)) && (Method(`GET`) || Method(`HEAD`))
       kind: Rule
       services:
         - name: fc-landing