Fix IndentationError in init_database function and add missing Python app files#24

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copilot/fix-9626e4c1-6a9c-4fc3-a72c-66d8c313a4cfseve42/NeoChatroom:copilot/fix-9626e4c1-6a9c-4fc3-a72c-66d8c313a4cfCopy head branch name to clipboard