fix(init): allow alternate Iris binary

# Conflicts:
#	README.md
#	internal/config/config.go
#	internal/config/config_test.go
#	root/config_cmd.go
#	root/config_cmd_test.go
#	root/init.go

README.md

@@ -327,6 +327,9 @@ deduplicate-branches = true  # merge same-name local/remote branches
 [zoxide]
 extend-cd = false  # include zoxide's frecent directories in cd suggestions
 
+[history]
+scope = "global"  # "global", "directory", "workspace", or "hybrid"
+
 [updater]
 check-on-startup = true  # check for updates on startup
 channel = "stable"       # "stable" or "nightly"

integration/history.go

@@ -9,11 +9,13 @@ import (
 	"sort"
 	"strings"
 	"sync"
+	"time"
 	"unicode/utf8"
 
 	"github.com/versenilvis/fuzzy"
 	"github.com/versenilvis/iris/integration/shell"
 	"github.com/versenilvis/iris/internal/config"
+	"github.com/versenilvis/iris/internal/workspace"
 	_ "modernc.org/sqlite"
 )
 
@@ -21,18 +23,28 @@ var (
 	sessionHistory   []string
 	sessionHistoryMu sync.Mutex
 
-	historyCache  []string
-	idMapCache    map[string]int
+	historyCache   []string
+	idMapCache     map[string]int
 	sourceMapCache map[string]string
-	searcherCache *fuzzy.Searcher
-	mu            sync.Mutex
-	lastModTime   int64
+	searcherCache  *fuzzy.Searcher
+	mu             sync.Mutex
+	lastModTime    int64
 
-	atuinCmds    []string
-	atuinLastMod int64
+	atuinCmds     []string
+	atuinEntries  []atuinEntry
+	atuinLastMod  int64
 	lastAtuinMode int = -1
 )
 
+type atuinEntry struct {
+	Command   string
+	CWD       string
+	Timestamp int64
+	Exit      int
+	Session   string
+	Hostname  string
+}
+
 func RecordSessionCommand(cmd string) {
 	cmd = strings.TrimSpace(cmd)
 	if cmd == "" {
@@ -79,7 +91,7 @@ func sanitizeUTF8(s string) string {
 	return result.String()
 }
 
-func loadAtuinCmds() ([]string, error) {
+func loadAtuinEntries() ([]atuinEntry, error) {
 	dbPath, err := config.AtuinDBPath()
 	if err != nil {
 		return nil, err
@@ -89,36 +101,69 @@ func loadAtuinCmds() ([]string, error) {
 		return nil, err
 	}
 	defer db.Close()
+	db.SetMaxOpenConns(1)
 
-	rows, err := db.QueryContext(context.Background(), `SELECT command FROM history WHERE deleted_at IS NULL ORDER BY timestamp DESC LIMIT 10000`)
+	ctx, cancel := context.WithTimeout(context.Background(), 500*time.Millisecond)
+	defer cancel()
+
+	rows, err := db.QueryContext(ctx, `
+SELECT command, cwd, timestamp, exit, session, hostname
+FROM history
+WHERE deleted_at IS NULL
+ORDER BY timestamp DESC
+LIMIT 10000`)
 	if err != nil {
 		return nil, err
 	}
 	defer rows.Close()
 
-	seen := make(map[string]bool)
-	var cmds []string
+	var entries []atuinEntry
 	for rows.Next() {
-		var cmd string
-		if err := rows.Scan(&cmd); err != nil {
+		var entry atuinEntry
+		if err := rows.Scan(
+			&entry.Command,
+			&entry.CWD,
+			&entry.Timestamp,
+			&entry.Exit,
+			&entry.Session,
+			&entry.Hostname,
+		); err != nil {
 			continue
 		}
-		cmd = strings.TrimSpace(sanitizeUTF8(cmd))
-		cmd = strings.ReplaceAll(cmd, "\n", " ")
-		cmd = strings.ReplaceAll(cmd, "\r", "")
-		if cmd != "" && !seen[cmd] {
-			seen[cmd] = true
-			cmds = append(cmds, cmd)
+		entry.Command = strings.TrimSpace(sanitizeUTF8(entry.Command))
+		entry.Command = strings.ReplaceAll(entry.Command, "\n", " ")
+		entry.Command = strings.ReplaceAll(entry.Command, "\r", "")
+		entry.CWD = sanitizeUTF8(entry.CWD)
+		if entry.Command != "" {
+			entries = append(entries, entry)
 		}
 	}
-	// reverse array to be oldest-first
+	return entries, rows.Err()
+}
+
+func atuinCommands(entries []atuinEntry) []string {
+	seen := make(map[string]bool, len(entries))
+	cmds := make([]string, 0, len(entries))
+	for _, entry := range entries {
+		if !seen[entry.Command] {
+			seen[entry.Command] = true
+			cmds = append(cmds, entry.Command)
+		}
+	}
+
+	// Existing history merge expects oldest-first input.
 	for i, j := 0, len(cmds)-1; i < j; i, j = i+1, j-1 {
 		cmds[i], cmds[j] = cmds[j], cmds[i]
 	}
-	return cmds, rows.Err()
+	return cmds
 }
 
 func SearchHistory(query string, aliases map[string]string) ([]HistResult, error) {
+	return SearchHistoryIn(query, aliases, "")
+}
+
+// SearchHistoryIn applies configured Atuin context to a non-empty query.
+func SearchHistoryIn(query string, aliases map[string]string, cwd string) ([]HistResult, error) {
 	mu.Lock()
 	defer mu.Unlock()
 
@@ -159,11 +204,13 @@ func SearchHistory(query string, aliases map[string]string) ([]HistResult, error
 			if mod != atuinLastMod {
 				atuinLastMod = mod
 				atuinCmds = nil
+				atuinEntries = nil
 				historyCache = nil
 			}
 		}
 		if atuinCmds == nil {
-			atuinCmds, _ = loadAtuinCmds()
+			atuinEntries, _ = loadAtuinEntries()
+			atuinCmds = atuinCommands(atuinEntries)
 		}
 	}
 
@@ -293,8 +340,8 @@ func SearchHistory(query string, aliases map[string]string) ([]HistResult, error
 		for i := range limit {
 			cmd := historyCache[i]
 			results = append(results, HistResult{
-				ID:  idMapCache[cmd],
-				Cmd: cmd,
+				ID:     idMapCache[cmd],
+				Cmd:    cmd,
 				Source: sourceMapCache[cmd],
 			})
 		}
@@ -439,5 +486,164 @@ func SearchHistory(query string, aliases map[string]string) ([]HistResult, error
 		return results[i].ID > results[j].ID
 	})
 
-	return results, nil
+	return applyAtuinScope(results, query, aliases, cwd), nil
+}
+
+func applyAtuinScope(global []HistResult, query string, aliases map[string]string, cwd string) []HistResult {
+	scope := config.Get().History.Scope
+	if query == "" || cwd == "" || config.Get().Core.Atuin == 0 || scope == "global" {
+		return global
+	}
+
+	directory, repository := contextualAtuinCommands(atuinEntries, cwd)
+	queries := historyQueries(query, aliases)
+	directoryMatches := matchContextCommands(directory, queries)
+	repositoryMatches := matchContextCommands(repository, queries)
+
+	switch scope {
+	case "directory":
+		return directoryMatches
+	case "workspace":
+		if workspace.GitRoot(cwd) == "" {
+			return directoryMatches
+		}
+		return mergeHistoryResults(directoryMatches, repositoryMatches)
+	case "hybrid":
+		contextual := mergeHistoryResults(directoryMatches, repositoryMatches)
+		return mergeHistoryResults(contextual, global)
+	default:
+		return global
+	}
+}
+
+func contextualAtuinCommands(entries []atuinEntry, cwd string) (directory, repository []string) {
+	cwd = filepath.Clean(cwd)
+	root := workspace.GitRoot(cwd)
+	seenDirectory := make(map[string]bool)
+	seenRepository := make(map[string]bool)
+
+	for _, entry := range entries {
+		entryCWD := filepath.Clean(entry.CWD)
+		if entry.CWD == "" || entry.CWD == "unknown" || !filepath.IsAbs(entryCWD) {
+			continue
+		}
+		if entryCWD == cwd {
+			if !seenDirectory[entry.Command] {
+				directory = append(directory, entry.Command)
+				seenDirectory[entry.Command] = true
+			}
+			continue
+		}
+		if root != "" && pathWithin(root, entryCWD) && !seenRepository[entry.Command] {
+			repository = append(repository, entry.Command)
+			seenRepository[entry.Command] = true
+		}
+	}
+
+	return directory, repository
+}
+
+func pathWithin(root, path string) bool {
+	rel, err := filepath.Rel(root, path)
+	return err == nil && rel != ".." && !strings.HasPrefix(rel, ".."+string(os.PathSeparator))
+}
+
+func historyQueries(query string, aliases map[string]string) []string {
+	queries := []string{query}
+	qLow := strings.ToLower(query)
+	for name, target := range aliases {
+		if target == "" {
+			continue
+		}
+		tLow := strings.ToLower(target)
+		nLow := strings.ToLower(name)
+		if qLow == tLow {
+			queries = append(queries, name)
+		} else if strings.HasPrefix(qLow, tLow+" ") {
+			queries = append(queries, name+query[len(target):])
+		}
+		if qLow == nLow {
+			queries = append(queries, target)
+		} else if strings.HasPrefix(qLow, nLow+" ") {
+			queries = append(queries, target+query[len(name):])
+		}
+	}
+	return queries
+}
+
+func matchContextCommands(commands, queries []string) []HistResult {
+	if len(commands) == 0 || len(queries) == 0 {
+		return nil
+	}
+
+	results := make([]HistResult, 0, min(len(commands), 100))
+	seen := make(map[string]bool, len(commands))
+	for tier := 1; tier <= 3; tier++ {
+		for i, cmd := range commands {
+			if seen[cmd] || bestHistoryTier(cmd, queries) != tier {
+				continue
+			}
+			seen[cmd] = true
+			results = append(results, HistResult{ID: len(commands) - i, Cmd: cmd, FuzzyScore: 10000, Source: "atuin"})
+		}
+	}
+
+	searcher := fuzzy.NewPlainSearcher(commands)
+	for _, query := range queries {
+		matches := searcher.SearchWithScores(query, &fuzzy.SearchOptions{Limit: min(len(commands), 200)})
+		for _, match := range matches {
+			if seen[match.Str] || len(query) == 0 || match.Score/len(query) < 150 {
+				continue
+			}
+			seen[match.Str] = true
+			results = append(results, HistResult{Cmd: match.Str, FuzzyScore: match.Score, Source: "atuin"})
+		}
+	}
+
+	return results
+}
+
+func bestHistoryTier(cmd string, queries []string) int {
+	cmdLow := strings.ToLower(cmd)
+	best := 4
+	for _, query := range queries {
+		queryLow := strings.ToLower(query)
+		switch {
+		case cmdLow == queryLow:
+			return 1
+		case strings.HasPrefix(cmdLow, queryLow):
+			best = min(best, 2)
+		case containsAllWords(cmdLow, queryLow):
+			best = min(best, 3)
+		}
+	}
+	return best
+}
+
+func containsAllWords(cmd, query string) bool {
+	words := strings.Fields(query)
+	if len(words) == 0 {
+		return false
+	}
+	for _, word := range words {
+		if !strings.Contains(cmd, word) {
+			return false
+		}
+	}
+	return true
+}
+
+func mergeHistoryResults(groups ...[]HistResult) []HistResult {
+	seen := make(map[string]bool)
+	var results []HistResult
+	for _, group := range groups {
+		for _, result := range group {
+			if seen[result.Cmd] {
+				continue
+			}
+			seen[result.Cmd] = true
+			results = append(results, result)
+		}
+	}
+	return results
 }

integration/history_atuin_context_test.go

@@ -0,0 +1,229 @@
+package integration
+
+import (
+	"database/sql"
+	"fmt"
+	"os"
+	"path/filepath"
+	"reflect"
+	"testing"
+
+	"github.com/versenilvis/iris/internal/config"
+)
+
+func TestLoadAtuinEntriesPreservesContext(t *testing.T) {
+	dbPath := filepath.Join(t.TempDir(), "history.db")
+	db, err := sql.Open("sqlite", dbPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	_, err = db.Exec(`CREATE TABLE history (
+command TEXT NOT NULL,
+cwd TEXT NOT NULL,
+timestamp INTEGER NOT NULL,
+exit INTEGER NOT NULL,
+session TEXT NOT NULL,
+hostname TEXT NOT NULL,
+deleted_at INTEGER
+)`)
+	if err != nil {
+		t.Fatal(err)
+	}
+	rows := []struct {
+		command, cwd, session, hostname string
+		timestamp, exit, deletedAt      int
+	}{
+		{"old command", "/repo", "s1", "host", 10, 0, 0},
+		{"new\ncommand", "/repo/pkg", "s2", "host", 30, 1, 0},
+		{"deleted command", "/repo", "s3", "host", 40, 0, 99},
+	}
+	for _, row := range rows {
+		var deletedAt any
+		if row.deletedAt != 0 {
+			deletedAt = row.deletedAt
+		}
+		_, err = db.Exec(
+			"INSERT INTO history VALUES (?, ?, ?, ?, ?, ?, ?)",
+			row.command, row.cwd, row.timestamp, row.exit, row.session, row.hostname, deletedAt,
+		)
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+	if err := db.Close(); err != nil {
+		t.Fatal(err)
+	}
+
+	originalConfig := config.Get()
+	cfg := config.DefaultConfig()
+	cfg.Core.AtuinDBPath = dbPath
+	config.Init(cfg)
+	t.Cleanup(func() { config.Init(originalConfig) })
+
+	entries, err := loadAtuinEntries()
+	if err != nil {
+		t.Fatalf("load Atuin entries: %v", err)
+	}
+	if len(entries) != 2 {
+		t.Fatalf("expected two active entries, got %d", len(entries))
+	}
+	if entries[0].Command != "new command" || entries[0].CWD != "/repo/pkg" || entries[0].Exit != 1 {
+		t.Fatalf("unexpected newest entry: %#v", entries[0])
+	}
+	if entries[1].Command != "old command" || entries[1].Session != "s1" {
+		t.Fatalf("unexpected oldest entry: %#v", entries[1])
+	}
+}
+
+func TestApplyAtuinScope(t *testing.T) {
+	repo := t.TempDir()
+	cwd := filepath.Join(repo, "internal", "pkg")
+	if err := os.MkdirAll(filepath.Join(repo, ".git"), 0755); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.MkdirAll(cwd, 0755); err != nil {
+		t.Fatal(err)
+	}
+
+	originalConfig := config.Get()
+	originalEntries := atuinEntries
+	t.Cleanup(func() {
+		config.Init(originalConfig)
+		atuinEntries = originalEntries
+	})
+
+	cfg := config.DefaultConfig()
+	cfg.Core.Atuin = 1
+	config.Init(cfg)
+	atuinEntries = []atuinEntry{
+		{Command: "git status", CWD: cwd, Timestamp: 50},
+		{Command: "git pull", CWD: repo, Timestamp: 40},
+		{Command: "git status", CWD: cwd, Timestamp: 30},
+		{Command: "git push", CWD: filepath.Join(t.TempDir(), "other"), Timestamp: 20},
+		{Command: "git unknown", CWD: "unknown", Timestamp: 10},
+	}
+	global := []HistResult{
+		{Cmd: "git push", Source: "atuin"},
+		{Cmd: "git pull", Source: "atuin"},
+		{Cmd: "git status", Source: "atuin"},
+	}
+
+	tests := []struct {
+		scope string
+		want  []string
+	}{
+		{"global", []string{"git push", "git pull", "git status"}},
+		{"directory", []string{"git status"}},
+		{"workspace", []string{"git status", "git pull"}},
+		{"hybrid", []string{"git status", "git pull", "git push"}},
+	}
+	for _, tt := range tests {
+		t.Run(tt.scope, func(t *testing.T) {
+			cfg.History.Scope = tt.scope
+			got := resultCommands(applyAtuinScope(global, "g", map[string]string{"g": "git"}, cwd))
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Fatalf("scope %s: got %v, want %v", tt.scope, got, tt.want)
+			}
+		})
+	}
+
+	cfg.History.Scope = "hybrid"
+	if got := resultCommands(applyAtuinScope(global, "", nil, cwd)); !reflect.DeepEqual(got, resultCommands(global)) {
+		t.Fatalf("empty query must stay global: got %v", got)
+	}
+}
+
+func TestWorkspaceScopeOutsideGitUsesDirectory(t *testing.T) {
+	cwd := t.TempDir()
+	originalConfig := config.Get()
+	originalEntries := atuinEntries
+	t.Cleanup(func() {
+		config.Init(originalConfig)
+		atuinEntries = originalEntries
+	})
+
+	cfg := config.DefaultConfig()
+	cfg.Core.Atuin = 1
+	cfg.History.Scope = "workspace"
+	config.Init(cfg)
+	atuinEntries = []atuinEntry{
+		{Command: "make local", CWD: cwd},
+		{Command: "make elsewhere", CWD: t.TempDir()},
+	}
+
+	got := resultCommands(applyAtuinScope(nil, "make", nil, cwd))
+	if !reflect.DeepEqual(got, []string{"make local"}) {
+		t.Fatalf("got %v, want directory-only result", got)
+	}
+}
+
+func BenchmarkContextualAtuinCommands(b *testing.B) {
+	repo := b.TempDir()
+	cwd := filepath.Join(repo, "internal", "pkg")
+	if err := os.MkdirAll(filepath.Join(repo, ".git"), 0755); err != nil {
+		b.Fatal(err)
+	}
+	if err := os.MkdirAll(cwd, 0755); err != nil {
+		b.Fatal(err)
+	}
+	entries := make([]atuinEntry, 10000)
+	for i := range entries {
+		entryCWD := repo
+		if i%3 == 0 {
+			entryCWD = cwd
+		}
+		entries[i] = atuinEntry{Command: fmt.Sprintf("command %d", i), CWD: entryCWD}
+	}
+
+	b.ResetTimer()
+	for range b.N {
+		contextualAtuinCommands(entries, cwd)
+	}
+}
+
+func BenchmarkApplyAtuinScope(b *testing.B) {
+	repo := b.TempDir()
+	cwd := filepath.Join(repo, "internal", "pkg")
+	if err := os.MkdirAll(filepath.Join(repo, ".git"), 0755); err != nil {
+		b.Fatal(err)
+	}
+	if err := os.MkdirAll(cwd, 0755); err != nil {
+		b.Fatal(err)
+	}
+
+	originalConfig := config.Get()
+	originalEntries := atuinEntries
+	b.Cleanup(func() {
+		config.Init(originalConfig)
+		atuinEntries = originalEntries
+	})
+	cfg := config.DefaultConfig()
+	cfg.Core.Atuin = 1
+	cfg.History.Scope = "hybrid"
+	config.Init(cfg)
+
+	atuinEntries = make([]atuinEntry, 10000)
+	global := make([]HistResult, 10000)
+	for i := range atuinEntries {
+		entryCWD := repo
+		if i%3 == 0 {
+			entryCWD = cwd
+		}
+		command := fmt.Sprintf("command %d", i)
+		atuinEntries[i] = atuinEntry{Command: command, CWD: entryCWD}
+		global[i] = HistResult{Cmd: command, Source: "atuin"}
+	}
+
+	b.ResetTimer()
+	for range b.N {
+		applyAtuinScope(global, "command 999", nil, cwd)
+	}
+}
+
+func resultCommands(results []HistResult) []string {
+	commands := make([]string, len(results))
+	for i, result := range results {
+		commands[i] = result.Cmd
+	}
+	return commands
+}

integration/history_atuin_test.go

@@ -2,10 +2,12 @@ package integration
 
 import (
 	"testing"
+
 	"github.com/versenilvis/iris/internal/config"
 )
 
 func TestSearchHistory_AtuinSourceMapping(t *testing.T) {
+	originalConfig := config.Get()
 	cfg := config.DefaultConfig()
 	cfg.Core.Atuin = 2
 	cfg.Core.AtuinDBPath = "/tmp/does-not-exist.db"
@@ -19,11 +21,16 @@ func TestSearchHistory_AtuinSourceMapping(t *testing.T) {
 	mu.Lock()
 	origHistoryCache := historyCache
 	origAtuinCmds := atuinCmds
+	origAtuinEntries := atuinEntries
+	origAtuinLastMod := atuinLastMod
+	origLastAtuinMode := lastAtuinMode
 	historyCache = nil
 	atuinCmds = []string{"git push", "ls -l"}
 	mu.Unlock()
 
 	t.Cleanup(func() {
+		config.Init(originalConfig)
+
 		sessionHistoryMu.Lock()
 		sessionHistory = origSessionHistory
 		sessionHistoryMu.Unlock()
@@ -31,6 +38,9 @@ func TestSearchHistory_AtuinSourceMapping(t *testing.T) {
 		mu.Lock()
 		historyCache = origHistoryCache
 		atuinCmds = origAtuinCmds
+		atuinEntries = origAtuinEntries
+		atuinLastMod = origAtuinLastMod
+		lastAtuinMode = origLastAtuinMode
 		mu.Unlock()
 	})
 

internal/config/config.go

@@ -83,6 +83,11 @@ type ZoxideConfig struct {
 	ExtendCd bool `toml:"extend-cd"`
 }
 
+type HistoryConfig struct {
+	// Scope controls Atuin filtering for non-empty history searches.
+	Scope string `toml:"scope"`
+}
+
 type SuggestOnEmptyConfig struct {
 	Enabled       bool `toml:"enabled"`
 	DebounceMS    int  `toml:"debounce_ms"`
@@ -130,6 +135,7 @@ type Config struct {
 	Core        CoreConfig        `toml:"core"`
 	UI          UIConfig          `toml:"ui"`
 	Git         GitConfig         `toml:"git"`
+	History     HistoryConfig     `toml:"history"`
 	Updater     UpdaterConfig     `toml:"updater"`
 	AI          AIConfig          `toml:"ai"`
 	Zoxide      ZoxideConfig      `toml:"zoxide"`
@@ -288,6 +294,11 @@ func validate(cfg *Config) error {
 		return fmt.Errorf("core.shell: invalid value %q (want: bash|zsh|fish)", cfg.Core.Shell)
 	}
 
+	validHistoryScopes := map[string]bool{"global": true, "directory": true, "workspace": true, "hybrid": true}
+	if !validHistoryScopes[cfg.History.Scope] {
+		return fmt.Errorf("history.scope: invalid value %q (want: global|directory|workspace|hybrid)", cfg.History.Scope)
+	}
+
 	validChannels := map[string]bool{"stable": true, "nightly": true}
 	if !validChannels[cfg.Updater.Channel] {
 		return fmt.Errorf("updater.channel: invalid value %q (want: stable|nightly)", cfg.Updater.Channel)

internal/config/config_test.go

@@ -33,6 +33,9 @@ func TestDefaultConfigAndState(t *testing.T) {
 	if cfg.Zoxide.ExtendCd {
 		t.Errorf("expected zoxide cd extension to be disabled by default")
 	}
+	if cfg.History.Scope != "global" {
+		t.Errorf("expected global history scope, got %q", cfg.History.Scope)
+	}
 
 	// test manual provider registration
 	cfg.AI.Provider = "custom"
@@ -210,6 +213,21 @@ func TestValidateAutoUpdateRange(t *testing.T) {
 	}
 }
 
+func TestValidateHistoryScope(t *testing.T) {
+	cfg := DefaultConfig()
+	for _, scope := range []string{"global", "directory", "workspace", "hybrid"} {
+		cfg.History.Scope = scope
+		if err := validate(cfg); err != nil {
+			t.Errorf("expected history scope %q to be valid: %v", scope, err)
+		}
+	}
+
+	cfg.History.Scope = "session"
+	if err := validate(cfg); err == nil {
+		t.Error("expected unsupported history scope to be rejected")
+	}
+}
+
 func TestLoadSave(t *testing.T) {
 	tmpDir, err := os.MkdirTemp("", "iris-config-test")
 	if err != nil {

internal/config/defaults.go

@@ -29,6 +29,9 @@ func DefaultConfig() *Config {
 			FilterActiveBranch:  true,
 			DeduplicateBranches: true,
 		},
+		History: HistoryConfig{
+			Scope: "global",
+		},
 		Updater: UpdaterConfig{
 			CheckOnStartup: true,
 			Channel:        "stable",

internal/workspace/workspace.go

@@ -108,6 +108,21 @@ func detectGitInfo(cwd string) (hasGit bool, branch string) {
 	return hasGit, ""
 }
 
+// GitRoot returns the repository root containing cwd, or an empty string.
+func GitRoot(cwd string) string {
+	dir := filepath.Clean(cwd)
+	for {
+		if _, err := os.Stat(filepath.Join(dir, ".git")); err == nil {
+			return dir
+		}
+		parent := filepath.Dir(dir)
+		if parent == dir {
+			return ""
+		}
+		dir = parent
+	}
+}
+
 type cacheEntry struct {
 	key  string // cwd + "|" + dirModTime
 	info WorkspaceInfo

internal/workspace/workspace_test.go

@@ -44,6 +44,24 @@ func TestDetect_EmptyDirectory(t *testing.T) {
 	}
 }
 
+func TestGitRoot(t *testing.T) {
+	repo := t.TempDir()
+	nested := filepath.Join(repo, "internal", "pkg")
+	if err := os.MkdirAll(filepath.Join(repo, ".git"), 0755); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.MkdirAll(nested, 0755); err != nil {
+		t.Fatal(err)
+	}
+
+	if got := GitRoot(nested); got != repo {
+		t.Fatalf("expected git root %q, got %q", repo, got)
+	}
+	if got := GitRoot(t.TempDir()); got != "" {
+		t.Fatalf("expected no git root, got %q", got)
+	}
+}
+
 func TestDetect_NodeProject(t *testing.T) {
 	tmp := t.TempDir()
 	_ = os.WriteFile(filepath.Join(tmp, "package.json"), []byte("{}"), 0644)

root/config_cmd.go

@@ -101,6 +101,10 @@ deduplicate-branches = true
 # include zoxide directories in cd suggestions
 extend-cd = false
 
+[history]
+# atuin scope for typed queries: "global", "directory", "workspace", or "hybrid"
+scope = "global"
+
 [updater]
 # check for updates on startup
 check-on-startup = true

root/config_cmd_test.go

@@ -40,6 +40,9 @@ func TestConfigCommands(t *testing.T) {
 	if !strings.Contains(string(content), "extend-cd = false") {
 		t.Error("expected initialized config to include extend-cd = false")
 	}
+	if !strings.Contains(string(content), "scope = \"global\"") {
+		t.Error("expected initialized config to include global history scope")
+	}
 
 	buf := new(bytes.Buffer)
 	ConfigShowCmd.SetOut(buf)

root/init.go

@@ -35,7 +35,7 @@ fi
 # prompt to complete, and exec'ing here would seize the tty from the real iris
 if [[ -o interactive ]] && [ -t 0 ] && [ -z "$IRIS_PID" ] && [ -z "$IRIS_RESCUE" ]; then
     export IRIS_ACTIVE_SHELL="zsh"
-    exec iris
+    exec "${IRIS_BIN:-iris}"
 fi
 
 # Iris Autocomplete Hook
@@ -80,7 +80,7 @@ fi
 # prompt to complete, and exec'ing here would seize the tty from the real iris
 if [[ $- == *i* ]] && [ -t 0 ] && [ -z "$IRIS_PID" ] && [ -z "$IRIS_RESCUE" ]; then
     export IRIS_ACTIVE_SHELL="bash"
-    exec iris
+    exec "${IRIS_BIN:-iris}"
 fi
 
 # Iris Autocomplete Hook
@@ -115,7 +115,11 @@ end
 
 if status is-interactive; and not set -q IRIS_PID; and not set -q IRIS_RESCUE
     set -gx IRIS_ACTIVE_SHELL "fish"
-    exec iris
+    if set -q IRIS_BIN
+        exec "$IRIS_BIN"
+    else
+        exec iris
+    end
 end
 
 # Iris Autocomplete Hook
@@ -247,6 +251,12 @@ expand-alias = true
 # automatically execute command after accepting suggestion
 auto-execute = false
 
+# 0 = off, 1 = atuin history only, 2 = atuin history + default history
+atuin-history = 0
+
+# custom atuin database path (leave empty for default)
+atuin-db-path = ""
+
 [ui]
 # visual style: "modern" (icons, category pills, shortcut footer) or "classic" (minimalist, centered number, no icons)
 style = "modern"
@@ -280,6 +290,10 @@ deduplicate-branches = true
 # include zoxide directories in cd suggestions
 extend-cd = false
 
+[history]
+# atuin scope for typed queries: "global", "directory", "workspace", or "hybrid"
+scope = "global"
+
 [updater]
 # check for updates on startup
 check-on-startup = true

root/init_test.go

@@ -41,7 +41,11 @@ func TestInitAutostartRequiresInteractiveShell(t *testing.T) {
 		t.Run(shell, func(t *testing.T) {
 			script := captureInitScript(t, shell)
 
-			head, _, found := strings.Cut(script, "exec iris")
+			autostart := `exec "${IRIS_BIN:-iris}"`
+			if shell == "fish" {
+				autostart = `exec "$IRIS_BIN"`
+			}
+			head, _, found := strings.Cut(script, autostart)
 			if !found {
 				t.Fatalf("%s init script has no autostart", shell)
 			}
@@ -57,3 +61,14 @@ func TestInitAutostartRequiresInteractiveShell(t *testing.T) {
 		})
 	}
 }
+
+func TestInitAutostartSupportsBinaryOverride(t *testing.T) {
+	for _, shell := range []string{"zsh", "bash", "fish"} {
+		t.Run(shell, func(t *testing.T) {
+			script := captureInitScript(t, shell)
+			if !strings.Contains(script, "IRIS_BIN") {
+				t.Fatalf("%s init script does not support IRIS_BIN", shell)
+			}
+		})
+	}
+}

root/suggestions.go

@@ -49,7 +49,7 @@ func MergeResults(query string, mode string) []spec.Suggestion {
 
 	if mode == "history" {
 		aliases := spec.GetAliasesCopy()
-		histResults, _ := integration.SearchHistory(query, aliases)
+		histResults, _ := integration.SearchHistoryIn(query, aliases, spec.GetCWD())
 
 		// scale confidence based on recency (index in histResults) so the most recent commands stay on top
 		baseConf := 75