Windows build + installer adjustments (#2656)

* remove `-w -s` linker flags on windows

* use `zip` for windows installer compression

app/ollama.iss

@@ -37,7 +37,7 @@ PrivilegesRequired=lowest
 OutputBaseFilename="OllamaSetup"
 SetupIconFile={#MyIcon}
 UninstallDisplayIcon={uninstallexe}
-Compression=lzma2
+Compression=zip
 SolidCompression=no
 WizardStyle=modern
 ChangesEnvironment=yes

scripts/build_windows.ps1

@@ -53,7 +53,7 @@ function buildOllama() {
     write-host "Building ollama CLI"
     & go generate ./...
     if ($LASTEXITCODE -ne 0) { exit($LASTEXITCODE)}
-    & go build "-ldflags=-w -s ""-X=github.com/jmorganca/ollama/version.Version=$script:VERSION"" ""-X=github.com/jmorganca/ollama/server.mode=release""" .
+    & go build "-ldflags=""-X=github.com/jmorganca/ollama/version.Version=$script:VERSION"" ""-X=github.com/jmorganca/ollama/server.mode=release""" .
     if ($LASTEXITCODE -ne 0) { exit($LASTEXITCODE)}
     if ("${env:KEY_CONTAINER}") {
         & "${script:SignTool}" sign /v /fd sha256 /t http://timestamp.digicert.com /f "${script:OLLAMA_CERT}" `
@@ -68,7 +68,7 @@ function buildApp() {
     write-host "Building Ollama App"
     cd "${script:SRC_DIR}\app"
     & windres -l 0 -o ollama.syso ollama.rc
-    & go build "-ldflags=-H windowsgui -w -s ""-X=github.com/jmorganca/ollama/version.Version=$script:VERSION"" ""-X=github.com/jmorganca/ollama/server.mode=release""" .
+    & go build "-ldflags=-H windowsgui ""-X=github.com/jmorganca/ollama/version.Version=$script:VERSION"" ""-X=github.com/jmorganca/ollama/server.mode=release""" .
     if ($LASTEXITCODE -ne 0) { exit($LASTEXITCODE)}
     if ("${env:KEY_CONTAINER}") {
         & "${script:SignTool}" sign /v /fd sha256 /t http://timestamp.digicert.com /f "${script:OLLAMA_CERT}" `