fix(hooks): add defensive null check for matcher.hooks to prevent Windows crash (#441)

src/hooks/claude-code-hooks/config.ts

@@ -20,7 +20,7 @@ interface RawClaudeHooksConfig {
 function normalizeHookMatcher(raw: RawHookMatcher): HookMatcher {
   return {
     matcher: raw.matcher ?? raw.pattern ?? "*",
-    hooks: raw.hooks,
+    hooks: Array.isArray(raw.hooks) ? raw.hooks : [],
   }
 }
 

src/hooks/claude-code-hooks/post-tool-use.ts

@@ -91,11 +91,12 @@ export async function executePostToolUseHooks(
 
     const startTime = Date.now()
 
-    for (const matcher of matchers) {
-      for (const hook of matcher.hooks) {
-        if (hook.type !== "command") continue
+     for (const matcher of matchers) {
+       if (!matcher.hooks || matcher.hooks.length === 0) continue
+       for (const hook of matcher.hooks) {
+         if (hook.type !== "command") continue
 
-        if (isHookCommandDisabled("PostToolUse", hook.command, extendedConfig ?? null)) {
+         if (isHookCommandDisabled("PostToolUse", hook.command, extendedConfig ?? null)) {
           log("PostToolUse hook command skipped (disabled by config)", { command: hook.command, toolName: ctx.toolName })
           continue
         }

src/hooks/claude-code-hooks/pre-compact.ts

@@ -47,11 +47,12 @@ export async function executePreCompactHooks(
   let firstHookName: string | undefined
   const collectedContext: string[] = []
 
-  for (const matcher of matchers) {
-    for (const hook of matcher.hooks) {
-      if (hook.type !== "command") continue
+   for (const matcher of matchers) {
+     if (!matcher.hooks || matcher.hooks.length === 0) continue
+     for (const hook of matcher.hooks) {
+       if (hook.type !== "command") continue
 
-      if (isHookCommandDisabled("PreCompact", hook.command, extendedConfig ?? null)) {
+       if (isHookCommandDisabled("PreCompact", hook.command, extendedConfig ?? null)) {
         log("PreCompact hook command skipped (disabled by config)", { command: hook.command })
         continue
       }

src/hooks/claude-code-hooks/pre-tool-use.ts

@@ -74,11 +74,12 @@ export async function executePreToolUseHooks(
   let firstHookName: string | undefined
   const inputLines = buildInputLines(ctx.toolInput)
 
-  for (const matcher of matchers) {
-    for (const hook of matcher.hooks) {
-      if (hook.type !== "command") continue
+   for (const matcher of matchers) {
+     if (!matcher.hooks || matcher.hooks.length === 0) continue
+     for (const hook of matcher.hooks) {
+       if (hook.type !== "command") continue
 
-      if (isHookCommandDisabled("PreToolUse", hook.command, extendedConfig ?? null)) {
+       if (isHookCommandDisabled("PreToolUse", hook.command, extendedConfig ?? null)) {
         log("PreToolUse hook command skipped (disabled by config)", { command: hook.command, toolName: ctx.toolName })
         continue
       }

src/hooks/claude-code-hooks/stop.ts

@@ -65,11 +65,12 @@ export async function executeStopHooks(
     hook_source: "opencode-plugin",
   }
 
-  for (const matcher of matchers) {
-    for (const hook of matcher.hooks) {
-      if (hook.type !== "command") continue
+   for (const matcher of matchers) {
+     if (!matcher.hooks || matcher.hooks.length === 0) continue
+     for (const hook of matcher.hooks) {
+       if (hook.type !== "command") continue
 
-      if (isHookCommandDisabled("Stop", hook.command, extendedConfig ?? null)) {
+       if (isHookCommandDisabled("Stop", hook.command, extendedConfig ?? null)) {
         log("Stop hook command skipped (disabled by config)", { command: hook.command })
         continue
       }

src/hooks/claude-code-hooks/user-prompt-submit.ts

@@ -70,9 +70,10 @@ export async function executeUserPromptSubmitHooks(
     hook_source: "opencode-plugin",
   }
 
-  for (const matcher of matchers) {
-    for (const hook of matcher.hooks) {
-      if (hook.type !== "command") continue
+   for (const matcher of matchers) {
+     if (!matcher.hooks || matcher.hooks.length === 0) continue
+     for (const hook of matcher.hooks) {
+       if (hook.type !== "command") continue
 
       if (isHookCommandDisabled("UserPromptSubmit", hook.command, extendedConfig ?? null)) {
         log("UserPromptSubmit hook command skipped (disabled by config)", { command: hook.command })