feat: item-attachments CRUD (#22)

* change /content/ -> /homebox/

* add cache to code generators

* update env variables to set data storage

* update env variables

* set env variables in prod container

* implement attachment post route (WIP)

* get attachment endpoint

* attachment download

* implement string utilities lib

* implement generic drop zone

* use explicit truncate

* remove clean dir

* drop strings composable for lib

* update item types and add attachments

* add attachment API

* implement service context

* consolidate API code

* implement editing attachments

* implement upload limit configuration

* improve error handling

* add docs for max upload size

* fix test cases

backend/internal/services/service_items_test.go

@@ -2,13 +2,9 @@ package services
 
 import (
 	"context"
-	"os"
-	"path"
-	"strings"
 	"testing"
 
 	"github.com/google/uuid"
-	"github.com/hay-kot/content/backend/internal/types"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -92,53 +88,3 @@ func TestItemService_CsvImport(t *testing.T) {
 		}
 	}
 }
-
-func TestItemService_AddAttachment(t *testing.T) {
-	temp := os.TempDir()
-
-	svc := &ItemService{
-		repo:     tRepos,
-		filepath: temp,
-	}
-
-	loc, err := tSvc.Location.Create(context.Background(), tGroup.ID, types.LocationCreate{
-		Description: "test",
-		Name:        "test",
-	})
-	assert.NoError(t, err)
-	assert.NotNil(t, loc)
-
-	itmC := types.ItemCreate{
-		Name:        fk.Str(10),
-		Description: fk.Str(10),
-		LocationID:  loc.ID,
-	}
-
-	itm, err := svc.Create(context.Background(), tGroup.ID, itmC)
-	assert.NoError(t, err)
-	assert.NotNil(t, itm)
-	t.Cleanup(func() {
-		err := svc.repo.Items.Delete(context.Background(), itm.ID)
-		assert.NoError(t, err)
-	})
-
-	contents := fk.Str(1000)
-	reader := strings.NewReader(contents)
-
-	// Setup
-	afterAttachment, err := svc.AddAttachment(context.Background(), tGroup.ID, itm.ID, "testfile.txt", reader)
-	assert.NoError(t, err)
-	assert.NotNil(t, afterAttachment)
-
-	// Check that the file exists
-	storedPath := afterAttachment.Attachments[0].Document.Path
-
-	// {root}/{group}/{item}/{attachment}
-	assert.Equal(t, path.Join(temp, tGroup.ID.String(), itm.ID.String(), "testfile.txt"), storedPath)
-
-	// Check that the file contents are correct
-	bts, err := os.ReadFile(storedPath)
-	assert.NoError(t, err)
-	assert.Equal(t, contents, string(bts))
-
-}