refactor(repo): consolidate openflare-server to root and move subprojects to internal/apps

- Merge all files inside openflare-server to the repository root directory.
- Relocate agent, relay, and flared subprojects from internal/ to internal/apps/.
- Combine docker-compose files and update build context paths to root.
- Update GitHub workflows and Dockerfiles to refer to new directories and package names.
- Rewrite Go package imports across all files.
- Resolve database renew test race condition and clean up docs.

scripts/translate_commit.py

@@ -0,0 +1,44 @@
+import os
+import sys
+from deep_translator import GoogleTranslator
+
+def main():
+    # Get message from environment variable or command line argument
+    msg = os.environ.get('COMMIT_MSG', '')
+    if len(sys.argv) > 1:
+        msg = sys.argv[1]
+
+    if not msg:
+        print("No commit message found.")
+        return
+
+    # Use a single instance of translators to potentially benefit from some caching if it exists
+    translator_zh = GoogleTranslator(source='auto', target='zh-CN')
+    translator_en = GoogleTranslator(source='auto', target='en')
+
+    lines = msg.split('\n')
+    
+    for line in lines:
+        # Extract leading whitespace (indentation)
+        indent = line[:len(line) - len(line.lstrip())]
+        content = line.strip()
+        
+        if not content:
+            print(line) # Preserve empty lines or lines with only spaces
+            continue
+
+        try:
+            # Translate only the content to avoid translator messing with indentation
+            zh_trans = translator_zh.translate(content)
+            en_trans = translator_en.translate(content)
+
+            # Re-apply indentation to both translations
+            print(f"{indent}{zh_trans}")
+            print(f"{indent}{en_trans}")
+
+        except Exception as e:
+            # If translation fails, print original line (which contains indentation)
+            print(f"{line}")
+
+if __name__ == "__main__":
+    main()