Revert "add robots.txt"

This reverts commit d4c14618b0.

.drone.yml

@@ -23,7 +23,6 @@ steps:
       - cd /usr/src/app
       - cp ./content/.quartz/quartz.config.ts .
       - cp ./content/.quartz/quartz.layout.ts .
-      - cp ./content/.quartz/robots.txt ./content
       - npx quartz build
       - mv public /drone/src
   - name: publish to server
@@ -54,6 +53,6 @@ steps:
 # drone sign --save upagge/digital-garden
 ---
 kind: signature
-hmac: 7dcf055d9ffc3dce5216a071e6de13e029a09eef47b5d9c1078a323e0b86cd25
+hmac: f0242580342a4e8a52075fc770ff05987528783888bb326f14905fb04df6ade1
 
 ...

.quartz/robots.txt

@@ -1,4 +0,0 @@
-User-agent: *
-Disallow:
-
-Sitemap: https://garden.struchkov.dev/ru/sitemap.xml