i18n(uk): add missing files, translate P4 root docs

- Copy code/image/config files across all modules
- Translate brand-voice and code-review templates
- Translate CONTRIBUTING, CODE_OF_CONDUCT, SECURITY, STYLE_GUIDE
- Copy CHANGELOG as-is (technical log)

Ref: luongnv89/claude-howto#63

uk/06-hooks/validate-prompt.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+# Validate user prompts
+# Hook: UserPromptSubmit
+#
+# Reads the user prompt from stdin JSON and blocks dangerous operations.
+#
+# Compatible with: macOS, Linux, Windows (Git Bash)
+
+# Read JSON input from stdin (Claude Code hook protocol)
+INPUT=$(cat)
+
+# Extract the prompt text from JSON input
+# Claude Code sends UserPromptSubmit with field "user_prompt" (falls back to "prompt")
+PROMPT=$(echo "$INPUT" | sed -n 's/.*"user_prompt"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p' | head -1)
+if [ -z "$PROMPT" ]; then
+  PROMPT=$(echo "$INPUT" | sed -n 's/.*"prompt"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p' | head -1)
+fi
+
+if [ -z "$PROMPT" ]; then
+  exit 0
+fi
+
+# Check for dangerous operations
+DANGEROUS_PATTERNS=(
+  "rm -rf /"
+  "delete database"
+  "drop database"
+  "format disk"
+  "dd if="
+)
+
+for pattern in "${DANGEROUS_PATTERNS[@]}"; do
+  if echo "$PROMPT" | grep -qi "$pattern"; then
+    printf '{"decision": "block", "reason": "Dangerous operation detected: %s"}' "$pattern"
+    exit 0
+  fi
+done
+
+# Check for production deployments
+if echo "$PROMPT" | grep -qiE "(deploy|push).*production"; then
+  if [ ! -f ".deployment-approved" ]; then
+    echo '{"decision": "block", "reason": "Production deployment requires approval. Create .deployment-approved file to proceed."}'
+    exit 0
+  fi
+fi
+
+# Check for required context in certain operations
+if echo "$PROMPT" | grep -qi "refactor"; then
+  if [ ! -d "tests" ] && [ ! -d "test" ]; then
+    printf '{"additionalContext": "Warning: Refactoring without tests may be risky. Consider writing tests first."}'
+  fi
+fi
+
+exit 0