chore!: Introduce ZITADEL v3 (#9645)

This PR summarizes multiple changes specifically only available with
ZITADEL v3:

- feat: Web Keys management
(https://github.com/zitadel/zitadel/pull/9526)
- fix(cmd): ensure proper working of mirror
(https://github.com/zitadel/zitadel/pull/9509)
- feat(Authz): system user support for permission check v2
(https://github.com/zitadel/zitadel/pull/9640)
- chore(license): change from Apache to AGPL
(https://github.com/zitadel/zitadel/pull/9597)
- feat(console): list v2 sessions
(https://github.com/zitadel/zitadel/pull/9539)
- fix(console): add loginV2 feature flag
(https://github.com/zitadel/zitadel/pull/9682)
- fix(feature flags): allow reading "own" flags
(https://github.com/zitadel/zitadel/pull/9649)
- feat(console): add Actions V2 UI
(https://github.com/zitadel/zitadel/pull/9591)

BREAKING CHANGE
- feat(webkey): migrate to v2beta API
(https://github.com/zitadel/zitadel/pull/9445)
- chore!: remove CockroachDB Support
(https://github.com/zitadel/zitadel/pull/9444)
- feat(actions): migrate to v2beta API
(https://github.com/zitadel/zitadel/pull/9489)

---------

Co-authored-by: Livio Spring <livio.a@gmail.com>
Co-authored-by: Stefan Benz <46600784+stebenz@users.noreply.github.com>
Co-authored-by: Silvan <27845747+adlerhurst@users.noreply.github.com>
Co-authored-by: Ramon <mail@conblem.me>
Co-authored-by: Elio Bischof <elio@zitadel.com>
Co-authored-by: Kenta Yamaguchi <56732734+KEY60228@users.noreply.github.com>
Co-authored-by: Harsha Reddy <harsha.reddy@klaviyo.com>
Co-authored-by: Livio Spring <livio@zitadel.com>
Co-authored-by: Max Peintner <max@caos.ch>
Co-authored-by: Iraq <66622793+kkrime@users.noreply.github.com>
Co-authored-by: Florian Forster <florian@zitadel.com>
Co-authored-by: Tim Möhlmann <tim+github@zitadel.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Max Peintner <peintnerm@gmail.com>

internal/command/command_test.go

@@ -2,7 +2,6 @@ package command
 
 import (
 	"context"
-	"fmt"
 	"io"
 	"os"
 	"testing"
@@ -14,7 +13,6 @@ import (
 
 	"github.com/zitadel/zitadel/internal/eventstore"
 	"github.com/zitadel/zitadel/internal/i18n"
-	"github.com/zitadel/zitadel/internal/repository/permission"
 	"github.com/zitadel/zitadel/internal/repository/user"
 )
 
@@ -31,93 +29,6 @@ func TestMain(m *testing.M) {
 	os.Exit(m.Run())
 }
 
-func TestCommands_pushChunked(t *testing.T) {
-	aggregate := permission.NewAggregate("instanceID")
-	cmds := make([]eventstore.Command, 100)
-	for i := 0; i < 100; i++ {
-		cmds[i] = permission.NewAddedEvent(context.Background(), aggregate, "role", fmt.Sprintf("permission%d", i))
-	}
-	type args struct {
-		size uint16
-	}
-	tests := []struct {
-		name       string
-		args       args
-		eventstore func(*testing.T) *eventstore.Eventstore
-		wantEvents int
-		wantErr    error
-	}{
-		{
-			name: "push error",
-			args: args{
-				size: 100,
-			},
-			eventstore: expectEventstore(
-				expectPushFailed(io.ErrClosedPipe, cmds...),
-			),
-			wantEvents: 0,
-			wantErr:    io.ErrClosedPipe,
-		},
-		{
-			name: "single chunk",
-			args: args{
-				size: 100,
-			},
-			eventstore: expectEventstore(
-				expectPush(cmds...),
-			),
-			wantEvents: len(cmds),
-		},
-		{
-			name: "aligned chunks",
-			args: args{
-				size: 50,
-			},
-			eventstore: expectEventstore(
-				expectPush(cmds[0:50]...),
-				expectPush(cmds[50:100]...),
-			),
-			wantEvents: len(cmds),
-		},
-		{
-			name: "odd chunks",
-			args: args{
-				size: 30,
-			},
-			eventstore: expectEventstore(
-				expectPush(cmds[0:30]...),
-				expectPush(cmds[30:60]...),
-				expectPush(cmds[60:90]...),
-				expectPush(cmds[90:100]...),
-			),
-			wantEvents: len(cmds),
-		},
-		{
-			name: "partial error",
-			args: args{
-				size: 30,
-			},
-			eventstore: expectEventstore(
-				expectPush(cmds[0:30]...),
-				expectPush(cmds[30:60]...),
-				expectPushFailed(io.ErrClosedPipe, cmds[60:90]...),
-			),
-			wantEvents: len(cmds[0:60]),
-			wantErr:    io.ErrClosedPipe,
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			c := &Commands{
-				eventstore: tt.eventstore(t),
-			}
-			gotEvents, err := c.pushChunked(context.Background(), tt.args.size, cmds...)
-			require.ErrorIs(t, err, tt.wantErr)
-			assert.Len(t, gotEvents, tt.wantEvents)
-		})
-	}
-}
-
 func TestCommands_asyncPush(t *testing.T) {
 	// make sure the test terminates on deadlock
 	background := context.Background()