Switch remote deploy to vendored source builds

Move remote deployment to a vendored source bundle built on the target host via Docker so redeploys no longer require local cross-compilation or host Go installation.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

vendor/github.com/leaanthony/slicer/interface.go

@@ -0,0 +1,127 @@
+// Package slicer contains utility classes for handling slices
+package slicer
+
+// Imports
+import "fmt"
+import "strings"
+
+// InterfaceSlicer handles slices of interface{}
+type InterfaceSlicer struct {
+	slice []interface{}
+}
+
+// Interface creates a new InterfaceSlicer
+func Interface(slice ...[]interface{}) *InterfaceSlicer {
+	if len(slice) > 0 {
+		return &InterfaceSlicer{slice: slice[0]}
+	}
+	return &InterfaceSlicer{}
+}
+
+// Add a interface{} value to the slicer
+func (s *InterfaceSlicer) Add(value interface{}, additional ...interface{}) {
+	s.slice = append(s.slice, value)
+	s.slice = append(s.slice, additional...)
+}
+
+// AddUnique adds a interface{} value to the slicer if it does not already exist
+func (s *InterfaceSlicer) AddUnique(value interface{}, additional ...interface{}) {
+
+	if !s.Contains(value) {
+		s.slice = append(s.slice, value)
+	}
+
+	// Add additional values
+	for _, value := range additional {
+		if !s.Contains(value) {
+			s.slice = append(s.slice, value)
+		}
+	}
+}
+
+// AddSlice adds a interface{} slice to the slicer
+func (s *InterfaceSlicer) AddSlice(value []interface{}) {
+	s.slice = append(s.slice, value...)
+}
+
+// AsSlice returns the slice
+func (s *InterfaceSlicer) AsSlice() []interface{} {
+	return s.slice
+}
+
+// AddSlicer appends a InterfaceSlicer to the slicer
+func (s *InterfaceSlicer) AddSlicer(value *InterfaceSlicer) {
+	s.slice = append(s.slice, value.AsSlice()...)
+}
+
+// Filter the slice based on the given function
+func (s *InterfaceSlicer) Filter(fn func(interface{}) bool) *InterfaceSlicer {
+	result := &InterfaceSlicer{}
+	for _, elem := range s.slice {
+		if fn(elem) {
+			result.Add(elem)
+		}
+	}
+	return result
+}
+
+// Each runs a function on every element of the slice
+func (s *InterfaceSlicer) Each(fn func(interface{})) {
+	for _, elem := range s.slice {
+		fn(elem)
+	}
+}
+
+// Contains indicates if the given value is in the slice
+func (s *InterfaceSlicer) Contains(matcher interface{}) bool {
+	result := false
+	for _, elem := range s.slice {
+		if elem == matcher {
+			result = true
+		}
+	}
+	return result
+}
+
+// Length returns the number of elements in the slice
+func (s *InterfaceSlicer) Length() int {
+	return len(s.slice)
+}
+
+// Clear all elements in the slice
+func (s *InterfaceSlicer) Clear() {
+	s.slice = []interface{}{}
+}
+
+// Deduplicate removes duplicate values from the slice
+func (s *InterfaceSlicer) Deduplicate() {
+
+	result := &InterfaceSlicer{}
+
+	for _, elem := range s.slice {
+		if !result.Contains(elem) {
+			result.Add(elem)
+		}
+	}
+
+	s.slice = result.AsSlice()
+}
+
+// Join returns a string with the slicer elements separated by the given separator
+func (s *InterfaceSlicer) Join(separator string) string {
+	var builder strings.Builder
+
+	// Shortcut no elements
+	if len(s.slice) == 0 {
+		return ""
+	}
+
+	// Iterate over length - 1
+	index := 0
+	for index = 0; index < len(s.slice)-1; index++ {
+		builder.WriteString(fmt.Sprintf("%v%s", s.slice[index], separator))
+	}
+	builder.WriteString(fmt.Sprintf("%v", s.slice[index]))
+	result := builder.String()
+	return result
+}