caddy: Drop windows 1809, add ltsc2025

[francislavoie]

caddyserver/caddy-docker#403

As per recommendations in #18910 and #19138

/cc @tianon

[github-actions]

Diff for ded4242:

diff --git a/_bashbrew-cat b/_bashbrew-cat
index b75476e..ad01891 100644
--- a/_bashbrew-cat
+++ b/_bashbrew-cat
@@ -14,14 +14,6 @@ GitRepo: https://github.com/caddyserver/caddy-docker.git
 GitCommit: aa3e73e0731fbca665be75edef9fbb60d3169278
 Directory: 2.10/builder
 
-Tags: 2.10.0-builder-windowsservercore-1809, 2.10-builder-windowsservercore-1809, 2-builder-windowsservercore-1809, builder-windowsservercore-1809
-SharedTags: 2.10.0-builder, 2.10-builder, 2-builder, builder
-Architectures: windows-amd64
-GitRepo: https://github.com/caddyserver/caddy-docker.git
-GitCommit: aa3e73e0731fbca665be75edef9fbb60d3169278
-Directory: 2.10/windows-builder/1809
-Constraints: windowsservercore-1809
-
 Tags: 2.10.0-builder-windowsservercore-ltsc2022, 2.10-builder-windowsservercore-ltsc2022, 2-builder-windowsservercore-ltsc2022, builder-windowsservercore-ltsc2022
 SharedTags: 2.10.0-builder, 2.10-builder, 2-builder, builder
 Architectures: windows-amd64
@@ -30,13 +22,13 @@ GitCommit: aa3e73e0731fbca665be75edef9fbb60d3169278
 Directory: 2.10/windows-builder/ltsc2022
 Constraints: windowsservercore-ltsc2022
 
-Tags: 2.10.0-windowsservercore-1809, 2.10-windowsservercore-1809, 2-windowsservercore-1809, windowsservercore-1809
-SharedTags: 2.10.0-windowsservercore, 2.10-windowsservercore, 2-windowsservercore, windowsservercore, 2.10.0, 2.10, 2, latest
+Tags: 2.10.0-builder-windowsservercore-ltsc2025, 2.10-builder-windowsservercore-ltsc2025, 2-builder-windowsservercore-ltsc2025, builder-windowsservercore-ltsc2025
+SharedTags: 2.10.0-builder, 2.10-builder, 2-builder, builder
 Architectures: windows-amd64
 GitRepo: https://github.com/caddyserver/caddy-docker.git
-GitCommit: aa3e73e0731fbca665be75edef9fbb60d3169278
-Directory: 2.10/windows/1809
-Constraints: windowsservercore-1809
+GitCommit: b4226f27405e98d9330ca807a80807d5d523ebba
+Directory: 2.10/windows-builder/ltsc2025
+Constraints: windowsservercore-ltsc2025
 
 Tags: 2.10.0-windowsservercore-ltsc2022, 2.10-windowsservercore-ltsc2022, 2-windowsservercore-ltsc2022, windowsservercore-ltsc2022
 SharedTags: 2.10.0-windowsservercore, 2.10-windowsservercore, 2-windowsservercore, windowsservercore, 2.10.0, 2.10, 2, latest
@@ -45,3 +37,11 @@ GitRepo: https://github.com/caddyserver/caddy-docker.git
 GitCommit: aa3e73e0731fbca665be75edef9fbb60d3169278
 Directory: 2.10/windows/ltsc2022
 Constraints: windowsservercore-ltsc2022
+
+Tags: 2.10.0-windowsservercore-ltsc2025, 2.10-windowsservercore-ltsc2025, 2-windowsservercore-ltsc2025, windowsservercore-ltsc2025
+SharedTags: 2.10.0-windowsservercore, 2.10-windowsservercore, 2-windowsservercore, windowsservercore, 2.10.0, 2.10, 2, latest
+Architectures: windows-amd64
+GitRepo: https://github.com/caddyserver/caddy-docker.git
+GitCommit: b4226f27405e98d9330ca807a80807d5d523ebba
+Directory: 2.10/windows/ltsc2025
+Constraints: windowsservercore-ltsc2025
diff --git a/_bashbrew-list b/_bashbrew-list
index 427518a..8dcd381 100644
--- a/_bashbrew-list
+++ b/_bashbrew-list
@@ -2,35 +2,35 @@ caddy:2
 caddy:2-alpine
 caddy:2-builder
 caddy:2-builder-alpine
-caddy:2-builder-windowsservercore-1809
 caddy:2-builder-windowsservercore-ltsc2022
+caddy:2-builder-windowsservercore-ltsc2025
 caddy:2-windowsservercore
-caddy:2-windowsservercore-1809
 caddy:2-windowsservercore-ltsc2022
+caddy:2-windowsservercore-ltsc2025
 caddy:2.10
 caddy:2.10-alpine
 caddy:2.10-builder
 caddy:2.10-builder-alpine
-caddy:2.10-builder-windowsservercore-1809
 caddy:2.10-builder-windowsservercore-ltsc2022
+caddy:2.10-builder-windowsservercore-ltsc2025
 caddy:2.10-windowsservercore
-caddy:2.10-windowsservercore-1809
 caddy:2.10-windowsservercore-ltsc2022
+caddy:2.10-windowsservercore-ltsc2025
 caddy:2.10.0
 caddy:2.10.0-alpine
 caddy:2.10.0-builder
 caddy:2.10.0-builder-alpine
-caddy:2.10.0-builder-windowsservercore-1809
 caddy:2.10.0-builder-windowsservercore-ltsc2022
+caddy:2.10.0-builder-windowsservercore-ltsc2025
 caddy:2.10.0-windowsservercore
-caddy:2.10.0-windowsservercore-1809
 caddy:2.10.0-windowsservercore-ltsc2022
+caddy:2.10.0-windowsservercore-ltsc2025
 caddy:alpine
 caddy:builder
 caddy:builder-alpine
-caddy:builder-windowsservercore-1809
 caddy:builder-windowsservercore-ltsc2022
+caddy:builder-windowsservercore-ltsc2025
 caddy:latest
 caddy:windowsservercore
-caddy:windowsservercore-1809
 caddy:windowsservercore-ltsc2022
+caddy:windowsservercore-ltsc2025
diff --git a/_bashbrew-list-build-order b/_bashbrew-list-build-order
index 6cecc85..ff62dfb 100644
--- a/_bashbrew-list-build-order
+++ b/_bashbrew-list-build-order
@@ -1,6 +1,6 @@
 caddy:alpine
 caddy:builder-alpine
-caddy:builder-windowsservercore-1809
 caddy:builder-windowsservercore-ltsc2022
-caddy:windowsservercore-1809
+caddy:builder-windowsservercore-ltsc2025
 caddy:windowsservercore-ltsc2022
+caddy:windowsservercore-ltsc2025
diff --git a/caddy_builder-windowsservercore-1809/Dockerfile b/caddy_builder-windowsservercore-ltsc2025/Dockerfile
similarity index 95%
rename from caddy_builder-windowsservercore-1809/Dockerfile
rename to caddy_builder-windowsservercore-ltsc2025/Dockerfile
index 705f714..44af4a1 100644
--- a/caddy_builder-windowsservercore-1809/Dockerfile
+++ b/caddy_builder-windowsservercore-ltsc2025/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.23-windowsservercore-1809
+FROM golang:1.23-windowsservercore-ltsc2025
 
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
diff --git a/caddy_windowsservercore-1809/Dockerfile b/caddy_windowsservercore-ltsc2025/Dockerfile
similarity index 97%
rename from caddy_windowsservercore-1809/Dockerfile
rename to caddy_windowsservercore-ltsc2025/Dockerfile
index 2f75b17..b89092e 100644
--- a/caddy_windowsservercore-1809/Dockerfile
+++ b/caddy_windowsservercore-ltsc2025/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/windows/servercore:1809
+FROM mcr.microsoft.com/windows/servercore:ltsc2025
 
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]

Relevant Maintainers:

• caddy: @hairyhenderson @francislavoie