整理：俄乌冲突最新24小时局势跟踪（7月23日）

Group 1 - Ukraine's state gas company reported that Russian forces attacked its facilities during the night [1] - Ukraine has formed a negotiation delegation led by Oleksiy Danilov, including representatives from intelligence, the foreign ministry, and the presidential office [1] - The Kremlin stated that significant work is needed before discussing the possibility of high-level meetings regarding peace talks, with no timeframe for a peace agreement provided [1] Group 2 - The Russian Foreign Ministry announced that Moscow has significantly expanded the list of EU officials banned from entering Russia in response to the latest EU sanctions [1] - Ukraine claims to have received the first batch of F-16 fighter jet maintenance systems [1] - Ukrainian military leader Budanov indicated that Russia plans to invest approximately $1.1 trillion in military restructuring by 2036 [1] Group 3 - The German Defense Minister is seeking solutions to identify systems available from EU member states to support Ukraine, particularly regarding the provision of Patriot missiles [1]