fix(process): ensure program paths are absolute

Co-Authored-By: Virgil <virgil@lethean.io>

program.go

@@ -3,6 +3,7 @@ package process
 import (
 	"bytes"
 	"context"
+	"path/filepath"
 	"strconv"
 
 	"dappco.re/go/core"
@@ -36,6 +37,12 @@ func (p *Program) Find() error {
 	if err != nil {
 		return core.E("program.find", core.Concat(strconv.Quote(p.Name), ": not found in PATH"), ErrProgramNotFound)
 	}
+	if !filepath.IsAbs(path) {
+		path, err = filepath.Abs(path)
+		if err != nil {
+			return core.E("program.find", core.Concat(strconv.Quote(p.Name), ": failed to resolve absolute path"), err)
+		}
+	}
 	p.Path = path
 	return nil
 }

program_test.go

@@ -3,6 +3,7 @@ package process_test
 import (
 	"context"
 	"os"
+	"path/filepath"
 	"testing"
 	"time"
 
@@ -24,6 +25,7 @@ func TestProgram_Find_Good(t *testing.T) {
 	p := &process.Program{Name: "echo"}
 	require.NoError(t, p.Find())
 	assert.NotEmpty(t, p.Path)
+	assert.True(t, filepath.IsAbs(p.Path))
 }
 
 func TestProgram_FindUnknown_Bad(t *testing.T) {