support multi-module (#4)

* add multimodule
* re-package modules

server/internal/controller/ship_group_move_test.go

@@ -0,0 +1,46 @@
+package controller_test
+
+import (
+	"slices"
+	"testing"
+
+	"github.com/iliadenisov/galaxy/server/internal/model/game"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestListMoveableGroupIds(t *testing.T) {
+	c, g := newCache()
+
+	// 1: idx = 0 / [v] Non-Fleet group
+	assert.NoError(t, c.CreateShips(Race_0_idx, Race_0_Freighter, R0_Planet_0_num, 10))
+
+	// 2: idx = 1 / [v] In-Fleet group
+	assert.NoError(t, c.CreateShips(Race_0_idx, Race_0_Gunship, R0_Planet_0_num, 1))
+	// 3: idx = 2 / [v] In-Fleet group
+	assert.NoError(t, c.CreateShips(Race_0_idx, Race_0_Freighter, R0_Planet_0_num, 10))
+
+	assert.NoError(t, g.ShipGroupJoinFleet(Race_0.Name, "Fleet", c.ShipGroup(1).ID))
+	assert.NoError(t, g.ShipGroupJoinFleet(Race_0.Name, "Fleet", c.ShipGroup(2).ID))
+
+	// 4: idx = 3 / [v] In_Space
+	assert.NoError(t, c.CreateShips(Race_0_idx, Race_0_Freighter, R0_Planet_0_num, 7))
+	c.ShipGroup(3).StateInSpace = &InSpace
+
+	// 5: idx = 4 / [x] In_Upgrage
+	assert.NoError(t, c.CreateShips(Race_0_idx, Race_0_Freighter, R0_Planet_0_num, 7))
+	c.ShipGroup(4).StateUpgrade = &game.InUpgrade{
+		UpgradeTech: []game.UpgradePreference{},
+	}
+
+	// 6: idx = 5 / [v] Just launched group
+	assert.NoError(t, c.CreateShips(Race_0_idx, Race_0_Freighter, R0_Planet_0_num, 10))
+	assert.NoError(t, g.ShipGroupSend(Race_0.Name, c.ShipGroup(5).ID, R0_Planet_2_num))
+
+	movableGroups := slices.Collect(c.ListMoveableGroupIds())
+	assert.Len(t, movableGroups, 5)
+	for _, i := range movableGroups {
+		sg := c.ShipGroup(i)
+		assert.NotEqual(t, game.StateUpgrade, sg.State())
+		assert.NotEqual(t, game.StateTransfer, sg.State())
+	}
+}