feat: recipe reset, recipe diff

See coop-cloud/organising#511

tests/integration/recipe_diff.bats

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+setup() {
+  load "$PWD/tests/integration/helpers/common"
+  _common_setup
+}
+
+@test "show unstaged changes" {
+  run $ABRA recipe diff "$TEST_RECIPE"
+  assert_success
+  refute_output --partial 'traefik.enable'
+
+  run sed -i '/traefik.enable=.*/d' "$ABRA_DIR/recipes/$TEST_RECIPE/compose.yml"
+  assert_success
+
+  run $ABRA recipe diff "$TEST_RECIPE"
+  assert_success
+  assert_output --partial 'traefik.enable'
+
+  _reset_recipe
+}

tests/integration/recipe_reset.bats

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+
+setup() {
+  load "$PWD/tests/integration/helpers/common"
+  _common_setup
+}
+
+@test "reset unstaged changes" {
+  run $ABRA recipe fetch "$TEST_RECIPE"
+  assert_success
+
+  run sed -i '/traefik.enable=.*/d' "$ABRA_DIR/recipes/$TEST_RECIPE/compose.yml"
+  assert_success
+
+  run $ABRA recipe diff "$TEST_RECIPE"
+  assert_success
+  assert_output --partial 'traefik.enable'
+
+  run $ABRA recipe reset "$TEST_RECIPE"
+  assert_success
+
+  run $ABRA recipe diff "$TEST_RECIPE"
+  assert_success
+  refute_output --partial 'traefik.enable'
+}