Update docker.io/library/postgres Docker tag to v18

resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf

@@ -6,7 +6,6 @@ map $host $upstream_acme_challenge_host {
     staging.c3cat.de 172.31.17.151:31820;
     c3dog.de 172.31.17.151:31820;
     www.c3dog.de 172.31.17.151:31820;
-    staging.c3dog.de 172.31.17.151:31820;
     ccchoir.de ccchoir.hosts.hamburg.ccc.de:31820;
     www.ccchoir.de ccchoir.hosts.hamburg.ccc.de:31820;
     cloud.hamburg.ccc.de cloud.hosts.hamburg.ccc.de:31820;

resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf

@@ -51,7 +51,6 @@ stream {
         staging.c3cat.de 172.31.17.151:8443;
         c3dog.de 172.31.17.151:8443;
         www.c3dog.de 172.31.17.151:8443;
-        staging.c3dog.de 172.31.17.151:8443;
         git.hamburg.ccc.de 172.31.17.154:8443;
         eh03.easterhegg.eu 172.31.17.151:8443;
         eh05.easterhegg.eu 172.31.17.151:8443;

resources/external/status/docker_compose/config/websites.yaml

@@ -52,14 +52,6 @@ endpoints:
       - "[CERTIFICATE_EXPIRATION] > 48h"
       - "[BODY] == pat(*Cat Ears Operation Center*)"
 
-  - name: c3dog.de
-    url: "https://c3dog.de"
-    <<: *websites_defaults
-    conditions:
-      - "[STATUS] == 200"
-      - "[CERTIFICATE_EXPIRATION] > 48h"
-      - "[BODY] == pat(*Dog Ears Operation Center*)"
-
   - name: cpu.ccc.de
     url: "https://cpu.ccc.de"
     <<: *websites_defaults
@@ -135,14 +127,6 @@ endpoints:
       - "[CERTIFICATE_EXPIRATION] > 48h"
       - "[BODY] == pat(*c3cat.de Staging Environment*)"
 
-  - name: staging.c3dog.de
-    url: "https://staging.c3dog.de"
-    <<: *websites_staging_defaults
-    conditions:
-      - "[STATUS] == 200"
-      - "[CERTIFICATE_EXPIRATION] > 48h"
-      - "[BODY] == pat(*c3dog.de Staging Environment*)"
-
   - name: staging.cryptoparty-hamburg.de
     url: "https://staging.cryptoparty-hamburg.de"
     <<: *websites_staging_defaults
@@ -184,14 +168,6 @@ endpoints:
       - "[CERTIFICATE_EXPIRATION] > 48h"
       - "[BODY] == pat(*Cat Ears Operation Center*)"
 
-  - name: www.c3dog.de
-    url: "https://www.c3dog.de"
-    <<: *websites_redirects_defaults
-    conditions:
-      - "[STATUS] == 200"
-      - "[CERTIFICATE_EXPIRATION] > 48h"
-      - "[BODY] == pat(*Dog Ears Operation Center*)"
-
   - name: cryptoparty.hamburg.ccc.de
     url: "https://cryptoparty.hamburg.ccc.de"
     <<: *websites_redirects_defaults