config/hosts/forgejo-actions-runner/configuration.nix

@@ -0,0 +1,10 @@
+{ config, pkgs, ... }:
+
+{
+  networking = {
+    hostName = "forgejo-actions-runner";
+    domain = "hosts.hamburg.ccc.de";
+  };
+
+  system.stateVersion = "23.11";
+}

config/hosts/forgejo-actions-runner/default.nix

@@ -0,0 +1,11 @@
+{ ... }:
+
+{
+  imports = [
+    ./configuration.nix
+    ./docker.nix
+    ./forgejo-actions-runner.nix
+    ./networking.nix
+    ./sops.nix
+  ];
+}

config/hosts/forgejo-actions-runner/docker.nix

@@ -0,0 +1,16 @@
+# Sources for this configuration:
+# - https://nixos.wiki/wiki/Docker
+{ config, pkgs, ... }:
+
+{
+  virtualisation.docker = {
+    enable = true;
+    autoPrune = {
+      enable = true;
+      dates = "weekly";
+    };
+    daemon.settings = {
+      ipv6 = true;
+    };
+  };
+}

config/hosts/forgejo-actions-runner/forgejo-actions-runner.nix

@@ -0,0 +1,66 @@
+# Sources for this configuration:
+# - https://forgejo.org/docs/latest/admin/actions/
+# - https://forgejo.org/docs/latest/user/actions/
+# - https://docs.gitea.com/next/usage/actions/act-runner
+
+{ config, pkgs, ... }:
+
+{
+  services.gitea-actions-runner = {
+    package = pkgs.forgejo-runner;
+    instances.ccchh-forgejo-global-docker = {
+      enable = true;
+      name = "Global Docker Forgejo Actions Runner";
+      url = "https://git.hamburg.ccc.de/";
+      tokenFile = "/run/secrets/forgejo_actions_runner_registration_token";
+      labels = [ "docker:docker://node:current-bookworm" ];
+      settings = {
+        container = {
+          enable_ipv6 = true;
+        };
+        cache = {
+          proxy_port = 45540;
+        };
+        runner = {
+          capacity = 4;
+        };
+      };
+    };
+
+    instances.ccchh-codeberg-org-diday = {
+      enable = true;
+      name = "ccchh runner for codeberg.org/di-day";
+      url = "https://codeberg.org/";
+      tokenFile = "/run/secrets/codeberg_org_diday_runner_registration_token";
+      labels = [
+        "docker:docker://node:current-bookworm"
+        "debian-latest:docker://node:current-bookworm"
+        "alpine-latest:docker://node:current-alpine"
+      ];
+      settings = {
+        container = {
+          enable_ipv6 = true;
+        };
+        cache = {
+          proxy_port = 45541;
+        };
+        runner = {
+          capacity = 4;
+        };
+      };
+    };
+  };
+
+  sops.secrets."forgejo_actions_runner_registration_token" = {
+    mode = "0440";
+    owner = "root";
+    group = "root";
+    restartUnits = [ "gitea-runner-ccchh\\x2dforgejo\\x2dglobal\\x2ddocker.service" ];
+  };
+  sops.secrets."codeberg_org_diday_runner_registration_token" = {
+    mode = "0440";
+    owner = "root";
+    group = "root";
+    restartUnits = [ "gitea-runner-ccchh\\x2dcodeberg\\x2dorg\\x2ddiday.service" ];
+  };
+}

config/hosts/forgejo-actions-runner/networking.nix

@@ -0,0 +1,27 @@
+{ lib, config, ... }:
+let
+  runnerInstances = lib.attrValues config.services.gitea-actions-runner.instances;
+  runnerCachePorts = lib.map (i: i.settings.cache.proxy_port) runnerInstances;
+in {
+  networking = {
+    interfaces.net0 = {
+      ipv6.addresses = [
+        {
+          address = "2a00:14b0:42:102::18";
+          prefixLength = 64;
+        }
+      ];
+    };
+    defaultGateway6 = "2a00:14b0:42:102::1";
+    nameservers = [ "212.12.50.158" "192.76.134.90" ];
+    search = [ "hamburg.ccc.de" ];
+  };
+
+  systemd.network.links."10-net0" = {
+    matchConfig.MACAddress = "1E:E0:4E:D0:DA:BE";
+    linkConfig.Name = "net0";
+  };
+
+  # open ports for runner cache proxy so that we can use the cache action
+  networking.firewall.allowedTCPPorts = runnerCachePorts;
+}

config/hosts/forgejo-actions-runner/secrets.yaml

@@ -0,0 +1,149 @@
+forgejo_actions_runner_registration_token: ENC[AES256_GCM,data:gAR2ffrffeuuaOwO6mWcif2e6csKIVoLqrux19iBlrTkFHgo/IlHVL0eSUGqnw==,iv:i12yx/quwT9kj6fPECszo/iG9cVhKX+7dAA6/N09URc=,tag:eO+mWhumgvWzQxYqiRUXbA==,type:str]
+codeberg_org_diday_runner_registration_token: ENC[AES256_GCM,data:thTsLo/eXVPbXt4b8ldae+kGnOR4GbYKOqr1hVJgaL7wZ5GgqWSPcOuhow96Jw==,iv:Fzi+DsKj+4PrwQGEosUntm9l7s78NwzhkmF6e/sfF+s=,tag:oa7mnbGR0J5xi9ruCgRJtQ==,type:str]
+sops:
+  age:
+    - recipient: age19h7xtfmt3py3ydgl8d8fgh8uakxqxjr74flrxev3pgmvvx94kvtq5d932d
+      enc: |
+        -----BEGIN AGE ENCRYPTED FILE-----
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+        F65M+RNNkJ/YsSJGAWFJepw3ncCMFbmQgGXw5XnyqTlYFhrQ8x5qJg==
+        -----END AGE ENCRYPTED FILE-----
+    - recipient: age10xz2l7ghul7023awcydf4q3wurmszy2tafnadlarj0tvm7kl033sjw5f8t
+      enc: |
+        -----BEGIN AGE ENCRYPTED FILE-----
+        YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBQblJIdFAwOFRqbWEvQzVF
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+        DPaHySiC+rLy+8R9UqEuTKbP4/Aw4NZ/UcfjNnVkqqqNJIODmLoOhg==
+        -----END AGE ENCRYPTED FILE-----
+  lastmodified: "2026-02-18T09:51:37Z"
+  mac: ENC[AES256_GCM,data:4fWsE3U6WxRqlKHKC4ipE+RQ7MPjiZZcTFMSblxty7JjJHAdKUHbthFB+R8gIWxZEjX5WG+IPgUP+AcCLSI9fdcXMqIFMuDun2hiktwqxzLPGYAoCXdTBAd1uCUagvB/rFty6y8umD4J5ITgEGba9pvGdUcng9WVRV+LGDftS1g=,iv:tD9tlcylQWapNCARxPXrKofZXf2BHTt2c4PQqFNj6X8=,tag:pQ8lOqJEFCcCcJot3BYTmQ==,type:str]
+  pgp:
+    - created_at: "2026-02-17T22:21:57Z"
+      enc: |-
+        -----BEGIN PGP MESSAGE-----
+
+        hQIMAz5uSgHG2iMJAQ/7BFboCbCEG1DY5Twf+1cRSAmXs8CSrnoJcmyxrF9daqTB
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+        =v3FY
+        -----END PGP MESSAGE-----
+      fp: 18DFCE01456DAB52EA38A6584EDC64F35FA1D6A5
+    - created_at: "2026-02-17T22:21:57Z"
+      enc: |-
+        -----BEGIN PGP MESSAGE-----
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+      fp: 87AB00D45D37C9E9167B5A5A333448678B60E505
+    - created_at: "2026-02-17T22:21:57Z"
+      enc: |-
+        -----BEGIN PGP MESSAGE-----
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+      fp: 057870A2C72CD82566A3EC983695F4FCBCAE4912
+    - created_at: "2026-02-17T22:21:57Z"
+      enc: |-
+        -----BEGIN PGP MESSAGE-----
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+      fp: F38C9D4228FC6F674E322D9C3326D914EB9B8F55
+    - created_at: "2026-02-17T22:21:57Z"
+      enc: |-
+        -----BEGIN PGP MESSAGE-----
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+      fp: 5DA93D5C9D7320E1BD3522C79C78172B3551C9FD
+    - created_at: "2026-02-17T22:21:57Z"
+      enc: |-
+        -----BEGIN PGP MESSAGE-----
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+      fp: 8996B62CBD159DCADD3B6DC08BB33A8ABCF7BC4A
+    - created_at: "2026-02-17T22:21:57Z"
+      enc: |-
+        -----BEGIN PGP MESSAGE-----
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+        =desh
+        -----END PGP MESSAGE-----
+      fp: B71138A6A8964A3C3B8899857B4F70C356765BAB
+  unencrypted_suffix: _unencrypted
+  version: 3.11.0

config/hosts/forgejo-actions-runner/sops.nix

@@ -0,0 +1,7 @@
+{ ... }:
+
+{
+  sops = {
+    defaultSopsFile = ./secrets.yaml;
+  };
+}

config/hosts/git/forgejo.nix

@@ -60,9 +60,6 @@
       repo = {
         DEFAULT_REPO_UNITS = "repo.code,repo.issues,repo.pulls";
       };
-      repository = {
-        DISABLE_DOWNLOAD_SOURCE_ARCHIVES = true;
-      };
       actions = {
         ENABLED = true;
         ARTIFACT_RETENTION_DAYS = 30;
@@ -87,12 +84,6 @@
         REPO_INDEXER_TYPE = "elasticsearch";
         REPO_INDEXER_CONN_STR = "http://127.0.0.1:9200";
       };
-      "cron.archive_cleanup" = {
-          ENABLED = true;
-          RUN_AT_START = true;
-          SCHEDULE = "@every 1h";
-          OLDER_THAN = "2h";
-      };
     };
   };
 

config/hosts/public-web-static/secrets.yaml

@@ -1,9 +1,10 @@
-spaceapid_config_ccchh_credentials: ENC[AES256_GCM,data:0fOL/gFCazBqRG2QuuRiUN/xQsfAFY+5xx5Y9PUIRMn7yh+kZjC3zrjOKyP/98x1cqwBjXTSJX9IZCiNTDS4drjhCleKTX7zsL3KluWhZwS0bey8iUYLjhaXuH2gE5h7kk18S6acpBF75JAdwmfP5Tw+ewggIt3AHtDoDWLxSHbRYsHACeyb5BC7ftAOSpqhqQTBP756XfUe+dPrvsECD6YzYRgU4JGaKKm69M97yoeghvkLgKYSxN4urelZTLGhe1tqgA6eCSznRV7+lWHcKfocjqCsbruxB4711/p7FlFD/miohT78SFe+scTLM0o7t2o2Kz4n05gJHp+1X3mp5bfyZaRceyceWkwEgxg58zjlhA3oC9CJjNAa3fPFolMVHzZJMGPVnn0t0OPTsr7VxoIJewOm/zlPxN0=,iv:5Dep+oBqAnvKiowbRbRkMGrpTEbTEbzv0tVXz6lKVdU=,tag:qOkqNCkvWrmXZ6bAtBkjSw==,type:str]
+spaceapid_config_ccchh_credentials: ENC[AES256_GCM,data:5IClrKKMO/AztQuGabrnoRFItYNeEmVWGeafomVO94pL1RKzL1sCxBxnmzvJFPb/8Y+6FXMh+Mim4DP8B2RaJMLpmqCv+76N/5+527SZ6gn9i2Klg6q0kD9RzJv40qHq/NYLCa24tpcZDt7eB0EOgqLsKUmtX2LrQjjnN3NzjAevJGKQ5ypnb7xygjft2KrpvlR1hMnZ0XpSLDTNR1AmImxE24JtDaJKzwXbptr2IZvm1UFkNslxdqHPjN+N8+MSSLhqHy/FdcY2ADvsTX1jtjnjkb+9E30QOeCiFPKSmWtSGiQ9sPcQna1yr717Vk0EiNSAWDQ2fMZyJUgBXG6w3wiZbxfJmxvshLPs5KguF9NHER+Seps1QiE0p16c0IS/0Y24UYrK2GyUIcSReGufjxUFGTJHFSsNANac34H/RTs7BkoZ,iv:8WzTRaXVeH5GKmigMVTLVBnhy6nXZnTZHLAYHcqDs2s=,tag:jTdgz0gmruMWWDBQ3h70vw==,type:str]
 staging.diday.org:
   lego.env: ENC[AES256_GCM,data:FHCHBrjapNGSAtUnDTMZfeAZJqZV65d8COBJF8lzZmNBiw0jXyrmJ6rnUbYmnPN54T+1e8V0dzkdqmYX708tpFWagOPPQ9Ko+D+lV5yJ4hj/lhunuPSetWC/5dGBfN6CbA==,iv:WZ8CWu40ToF2mbpSUR6pDdUa6jcWPIUsWhVaGGBwx1E=,tag:8CohD3CwcUm2LzAJ8Lfimg==,type:str]
 sops:
   age:
-    - enc: |
+    - recipient: age19h7xtfmt3py3ydgl8d8fgh8uakxqxjr74flrxev3pgmvvx94kvtq5d932d
+      enc: |
         -----BEGIN AGE ENCRYPTED FILE-----
         YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBOaEZqOHRMMko4S1loUXdm
         aTlsS1RDNHdjdkZWSG1aR0d4Vmh4dVVZQWo0CmJUbm9hZzJqaDBOMTVObG9HWFF1
@@ -11,8 +12,8 @@ sops:
         OUJkei9zWmhyazc5T2FVbElFRG9RaFkKu4lZrg8UWVVk75eY8HBdLIT4BNw2UcyV
         +7X2L7ltv2z31T4cKnnZrsyeG6fBGCLvuI5EQBd09OCZEUZ4u7qPOA==
         -----END AGE ENCRYPTED FILE-----
-      recipient: age19h7xtfmt3py3ydgl8d8fgh8uakxqxjr74flrxev3pgmvvx94kvtq5d932d
-    - enc: |
+    - recipient: age19s7r8sf7j6zk24x9vumawgxpd2q8epyv7p9qsjntw7v9s3v045mqhmsfp0
+      enc: |
         -----BEGIN AGE ENCRYPTED FILE-----
         YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSAzMkdGQ0tpSUlWQ25ERTMy
         QXhNdUYzdlBPUXR0V0NyOHpZbDY5RVd1ZXg0Cm40TjQvMXVGamM1akMzRUFuc3NO
@@ -20,9 +21,8 @@ sops:
         ZE9rN3R4aHRXR0dBc2oxcEYrL1lxZncKuVocF84+ge1gyzfNjIxhwNgd8+kJIpxh
         yREbS2mrQ2zvSMtw9OoA0KJSpoHZfIiCwn2uYkQDPiGB/721JmA12Q==
         -----END AGE ENCRYPTED FILE-----
-      recipient: age19s7r8sf7j6zk24x9vumawgxpd2q8epyv7p9qsjntw7v9s3v045mqhmsfp0
-  lastmodified: "2026-08-11T13:23:00Z"
-  mac: ENC[AES256_GCM,data:jZ9G+EcoGBfWv3uYVkk6DF3HJxHpxMYZQW/4BQd4V/YrluZp5dg4Bw/coRb3ka8n1EBLj+hxPSJyCtXwRlW1sMUvl4mbKpMTe5dtd67lpDMXbQ/3AA53cD/52Mlvv76Ywff7kjx4XhbBCnYEdBfMABcVLPd/rgmKtMKRtaYLjmQ=,iv:yPwKgsg2JgqB3QT7GG2+UlPlP+REOjlo/FKYwgmctZw=,tag:944RbdkitJ37aEmcrX7iQQ==,type:str]
+  lastmodified: "2026-02-27T20:40:06Z"
+  mac: ENC[AES256_GCM,data:Nsburro0nSV8CLZsxLaFrwsE5EIz8qQOlclNynbRT03XkfaPN2Pup8UWg9QL34KGcGUweqtytxZvLWjwfJYEsIkLqi4ZfrpXpEfBowq5aNbWHzDJDW5QqZKaUPmMQxiPVm1EhXmyvfVdFEueOhfFLbuNUSvNWaFk/7l2utTeLrs=,iv:dSJDVYGdaunvRqj+EkPGy3qxR9suV0s2Mm26silX24M=,tag:hqA+4FpP2PwatRMnZUcUqw==,type:str]
   pgp:
     - created_at: "2026-02-17T22:22:02Z"
       enc: |-
@@ -147,4 +147,4 @@ sops:
         -----END PGP MESSAGE-----
       fp: B71138A6A8964A3C3B8899857B4F70C356765BAB
   unencrypted_suffix: _unencrypted
-  version: 3.13.3
+  version: 3.11.0

config/hosts/public-web-static/spaceapid-config/ccchh-dynamic.json

@@ -77,7 +77,7 @@
     "state": {
       "open": {
         "allowed_credentials": [
-          "dooris"
+          "dooris-hauptraum"
         ]
       }
     }

config/hosts/public-web-static/virtualHosts/default.nix

@@ -27,8 +27,5 @@
     ./diday.org.nix
     ./staging.diday.org.nix
     ./historic-easterhegg
-    ./ueberwachungsfrei-kundgebung.nix
-    ./didays.de.nix
-    ./staging.didays.de.nix
   ];
 }

config/hosts/public-web-static/virtualHosts/didays.de.nix

@@ -1,73 +0,0 @@
-{ pkgs, ... }:
-
-let
-  domain = "didays.de";
-  dataDir = "/var/www/${domain}";
-  deployUser = "didays-deploy";
-in {
-  services.nginx.virtualHosts = {
-    "acme-${domain}" = {
-      enableACME = true;
-      serverName = "${domain}";
-
-      listen = [
-        {
-          addr = "[::]";
-          port = 31820;
-        }
-        {
-          addr = "0.0.0.0";
-          port = 31820;
-        }
-      ];
-    };
-
-    "${domain}" = {
-      forceSSL = true;
-      useACMEHost = "${domain}";
-
-      listen = [
-        {
-          addr = "[::]";
-          port = 8443;
-          ssl = true;
-          proxyProtocol = true;
-        }
-        {
-          addr = "0.0.0.0";
-          port = 8443;
-          ssl = true;
-          proxyProtocol = true;
-        }
-      ];
-
-      root = "${dataDir}";
-
-      extraConfig = ''
-        # Make use of the ngx_http_realip_module to set the $remote_addr and
-        # $remote_port to the client address and client port, when using proxy
-        # protocol.
-        # First set our proxy protocol proxy as trusted.
-        set_real_ip_from 172.31.17.140;
-        # Then tell the realip_module to get the addreses from the proxy protocol
-        # header.
-        real_ip_header proxy_protocol;
-
-        port_in_redirect off;
-      '';
-    };
-  };
-
-  systemd.tmpfiles.rules = [
-    "d ${dataDir} 0755 ${deployUser} ${deployUser}"
-  ];
-
-  users.users."${deployUser}" = {
-    isNormalUser = true;
-    group = "${deployUser}";
-    openssh.authorizedKeys.keys = [
-      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBEcEfs6qiUwjlqsHwzS1WvaVQOPEhRRup5RE+K1wZ72 deploy key for didays"
-    ];
-  };
-  users.groups."${deployUser}" = { };
-}

config/hosts/public-web-static/virtualHosts/staging.didays.de.nix

@@ -1,72 +0,0 @@
-{ pkgs, ... }:
-
-let
-  domain = "staging.didays.de";
-  dataDir = "/var/www/${domain}";
-  deployUser = "didays-deploy";
-in {
-  services.nginx.virtualHosts = {
-    "acme-${domain}" = {
-      enableACME = true;
-      serverName = "${domain}";
-
-      listen = [
-        {
-          addr = "[::]";
-          port = 31820;
-        }
-        {
-          addr = "0.0.0.0";
-          port = 31820;
-        }
-      ];
-    };
-
-    "${domain}" = {
-      forceSSL = true;
-      useACMEHost = "${domain}";
-
-      listen = [
-        {
-          addr = "[::]";
-          port = 8443;
-          ssl = true;
-          proxyProtocol = true;
-        }
-        {
-          addr = "0.0.0.0";
-          port = 8443;
-          ssl = true;
-          proxyProtocol = true;
-        }
-      ];
-
-      root = "${dataDir}";
-
-      # Disallow *, since this is staging and doesn't need to be in any search
-      # results.
-      locations."/robots.txt" = {
-        return = "200 \"User-agent: *\\nDisallow: *\\n\"";
-      };
-
-      extraConfig = ''
-        # Make use of the ngx_http_realip_module to set the $remote_addr and
-        # $remote_port to the client address and client port, when using proxy
-        # protocol.
-        # First set our proxy protocol proxy as trusted.
-        set_real_ip_from 172.31.17.140;
-        # Then tell the realip_module to get the addreses from the proxy protocol
-        # header.
-        real_ip_header proxy_protocol;
-
-        port_in_redirect off;
-      '';
-    };
-  };
-
-  systemd.tmpfiles.rules = [
-    "d ${dataDir} 0755 ${deployUser} ${deployUser}"
-  ];
-
-  # didays deploy user already defined in didays.de.nix.
-}

config/hosts/public-web-static/virtualHosts/ueberwachungsfrei-kundgebung.nix

@@ -1,82 +0,0 @@
-{ pkgs, ... }:
-
-let
-  domain = "ueberwachungsfrei.eu";
-  dataDir = "/var/www/${domain}";
-  deployUser = "ueberwachungsfrei-deploy";
-in {
-  security.acme.certs."${domain}".extraDomainNames = [
-    "xn--berwachungsfrei-yvb.eu"
-  ];
-
-  services.nginx.virtualHosts = {
-    "acme-${domain}" = {
-      enableACME = true;
-      serverName = "${domain}";
-      serverAliases = [
-        "xn--berwachungsfrei-yvb.eu"
-      ];
-
-      listen = [
-        {
-          addr = "[::]";
-          port = 31820;
-        }
-        {
-          addr = "0.0.0.0";
-          port = 31820;
-        }
-      ];
-    };
-
-    "${domain}" = {
-      forceSSL = true;
-      useACMEHost = "${domain}";
-      serverAliases = [
-        "überwachungsfrei.eu"
-        "xn--berwachungsfrei-yvb.eu"
-      ];
-
-      listen = [
-        {
-          addr = "[::]";
-          port = 8443;
-          ssl = true;
-          proxyProtocol = true;
-        }
-        {
-          addr = "0.0.0.0";
-          port = 8443;
-          ssl = true;
-          proxyProtocol = true;
-        }
-      ];
-
-      root = "${dataDir}";
-
-      extraConfig = ''
-        # Make use of the ngx_http_realip_module to set the $remote_addr and
-        # $remote_port to the client address and client port, when using proxy
-        # protocol.
-        # First set our proxy protocol proxy as trusted.
-        set_real_ip_from 172.31.17.140;
-        # Then tell the realip_module to get the addreses from the proxy protocol
-        # header.
-        real_ip_header proxy_protocol;
-      '';
-    };
-  };
-
-  systemd.tmpfiles.rules = [
-    "d ${dataDir} 0755 ${deployUser} ${deployUser}"
-  ];
-
-  users.users."${deployUser}" = {
-    isNormalUser = true;
-    group = "${deployUser}";
-    openssh.authorizedKeys.keys = [
-      # TODO: Maybe add a deploy key if we want CI/CD
-    ];
-  };
-  users.groups."${deployUser}" = { };
-}

flake.lock

@@ -19,11 +19,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1782847189,
-        "narHash": "sha256-twXPFqFsrrY5r28Zh7Homgcp2gUMBgQ6WDS98Q/3xFI=",
+        "lastModified": 1778430510,
+        "narHash": "sha256-Ti+ZBvW6yrWWAg2szExVTwCd4qOJ3KlVr1tFHfyfi8Q=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "b6018f87da91d19d0ab4cf979885689b469cdd41",
+        "rev": "8fd9daa3db09ced9700431c5b7ad0e8ba199b575",
         "type": "github"
       },
       "original": {
@@ -33,29 +33,13 @@
         "type": "github"
       }
     },
-    "nixpkgs-2605": {
-      "locked": {
-        "lastModified": 1786535285,
-        "narHash": "sha256-rG5HKMAgAhMgydvKGtco6rqTxRq4EDZQCx9USLvVqYw=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "9f78f44a87948854445dae0b6bf82b2e87e4efb5",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "nixos-26.05",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1786593342,
-        "narHash": "sha256-smTKQXMLLStzc8zJevMCckbk3My7SvbbLmPYZUJJKW4=",
+        "lastModified": 1778672786,
+        "narHash": "sha256-Blg88K1jwG+P0Mr27+rKMFCufdrWkV3wWh9AdYtz0FQ=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "6b5e5b7a6631f065bf6908986990b37d845f847f",
+        "rev": "eef00dfd8a712b34af845f9350bac681b1228bd1",
         "type": "github"
       },
       "original": {
@@ -69,7 +53,6 @@
       "inputs": {
         "authorizedKeysRepo": "authorizedKeysRepo",
         "nixpkgs": "nixpkgs",
-        "nixpkgs-2605": "nixpkgs-2605",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "sops-nix": "sops-nix"
       }
@@ -81,11 +64,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1786629091,
-        "narHash": "sha256-gkig4nPi1CWc4Z50GBsjE4ygSE7hMpl/TwID2an2Cck=",
+        "lastModified": 1777944972,
+        "narHash": "sha256-VfGRo1qTBKOe3s2gOv8LSoA6Fk19PvBlwQ1ECN0Evn8=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "a8627b21b9107c5711c96b84f32a9a4b3d45295f",
+        "rev": "c591bf665727040c6cc5cb409079acb22dcce33c",
         "type": "github"
       },
       "original": {

flake.nix

@@ -7,7 +7,6 @@
     # https://github.com/NixOS/nixpkgs
     nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
     nixpkgs-unstable.url = "github:nixos/nixpkgs/nixpkgs-unstable";
-    nixpkgs-2605.url = "github:nixos/nixpkgs?ref=nixos-26.05";
 
     # # Add nixos-generators as an input.
     # # See here: https://github.com/nix-community/nixos-generators#using-in-a-flake
@@ -29,7 +28,7 @@
     };
   };
 
-  outputs = { self, nixpkgs, nixpkgs-unstable, nixpkgs-2605, sops-nix, authorizedKeysRepo, ... }:
+  outputs = { self, nixpkgs, nixpkgs-unstable, sops-nix, authorizedKeysRepo, ... }:
     let
       specialArgs = {
         inherit authorizedKeysRepo;
@@ -117,7 +116,7 @@
           ];
         };
 
-        git = nixpkgs-2605.lib.nixosSystem {
+        git = nixpkgs.lib.nixosSystem {
           inherit system specialArgs;
           modules = [
             self.nixosModules.common
@@ -128,6 +127,20 @@
           ];
         };
 
+        forgejo-actions-runner = nixpkgs.lib.nixosSystem {
+          inherit system;
+          modules = [
+            self.nixosModules.common
+            self.nixosModules.proxmox-vm
+            sops-nix.nixosModules.sops
+            self.nixosModules.prometheus-exporter
+            ./config/hosts/forgejo-actions-runner
+          ];
+          specialArgs = {
+            inherit authorizedKeysRepo;
+          };
+        };
+
         ptouch-print-server = nixpkgs.lib.nixosSystem {
           inherit system specialArgs;
           modules = [