Add git commit blocking hook with /commit skill enforcement

.claude/hooks/block_bash_with_instructions.sh

@@ -0,0 +1,76 @@
+#!/bin/bash
+# block_bash_with_instructions.sh - Blocks specific bash commands and provides alternative instructions
+#
+# This hook intercepts Bash tool use calls and blocks commands that match
+# specific patterns, providing alternative instructions to the agent.
+#
+# Usage: Registered as a PreToolUse hook in .claude/settings.json
+#
+# Input (stdin): JSON from Claude Code hook system containing tool_name and tool_input
+# Output (stdout): JSON response with error message if blocked
+# Exit codes:
+#   0 - Success (allow action)
+#   2 - Blocking error (prevent action with message)
+
+set -e
+
+# =============================================================================
+# BLOCKED COMMANDS CONFIGURATION
+# =============================================================================
+# Format: Each entry is a regex pattern followed by a delimiter (|||) and instructions
+# The regex is matched against the full bash command
+# Add new blocked commands here:
+
+BLOCKED_COMMANDS=(
+    'git[[:space:]]+commit|||All commits must be done via the `/commit` skill. Do not use git commit directly. Instead, run `/commit` to start the commit workflow which includes code review, testing, and linting before committing.'
+)
+
+# =============================================================================
+# HOOK LOGIC - DO NOT MODIFY BELOW UNLESS NECESSARY
+# =============================================================================
+
+# Read stdin into variable
+HOOK_INPUT=""
+if [ ! -t 0 ]; then
+    HOOK_INPUT=$(cat)
+fi
+
+# Exit early if no input
+if [ -z "${HOOK_INPUT}" ]; then
+    exit 0
+fi
+
+# Extract tool_name from input
+TOOL_NAME=$(echo "${HOOK_INPUT}" | jq -r '.tool_name // empty' 2>/dev/null)
+
+# Only process Bash tool calls
+if [ "${TOOL_NAME}" != "Bash" ]; then
+    exit 0
+fi
+
+# Extract the command from tool_input
+COMMAND=$(echo "${HOOK_INPUT}" | jq -r '.tool_input.command // empty' 2>/dev/null)
+
+# Exit if no command
+if [ -z "${COMMAND}" ]; then
+    exit 0
+fi
+
+# Check each blocked pattern
+for entry in "${BLOCKED_COMMANDS[@]}"; do
+    # Split entry by delimiter
+    pattern="${entry%%|||*}"
+    instructions="${entry##*|||}"
+
+    # Check if command matches pattern (using extended regex)
+    if echo "${COMMAND}" | grep -qE "${pattern}"; then
+        # Output error message as JSON
+        cat << EOF
+{"error": "${instructions}"}
+EOF
+        exit 2
+    fi
+done
+
+# Command is allowed
+exit 0

.claude/hooks/commit_job_git_commit.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+# commit_job_git_commit.sh - Wrapper for git commit invoked via the /commit skill
+
+exec git commit "$@"

.claude/settings.json

@@ -127,10 +127,22 @@
       "Read(./.deepwork/**)",
       "Edit(./.deepwork/**)",
       "Write(./.deepwork/**)",
-      "Bash(deepwork:*)"
+      "Bash(deepwork:*)",
+      "Bash(.claude/hooks/commit_job_git_commit.sh:*)"
     ]
   },
   "hooks": {
+    "PreToolUse": [
+      {
+        "matcher": "Bash",
+        "hooks": [
+          {
+            "type": "command",
+            "command": ".claude/hooks/block_bash_with_instructions.sh"
+          }
+        ]
+      }
+    ],
     "SessionStart": [
       {
         "matcher": "",

.deepwork/jobs/commit/steps/commit_and_push.md

@@ -49,8 +49,9 @@ Check the list of changed files against what was modified during this session, e
    - The style of recent commits
    - Conventional commit format if the project uses it
 
+   **IMPORTANT:** Use the commit job script (not `git commit` directly):
    ```bash
-   git commit -m "commit message here"
+   .claude/hooks/commit_job_git_commit.sh -m "commit message here"
    ```
 
 7. **Push to remote**