"I feel I have accomplished nothing." I feel it too sometimes, since it's 'general' studies.
1. There is no secret ingredient. There is loads of strategy on internet and elsewhere. While mindlessly preparing is fatal, I believe it's more aboutdoingthan strategizing. You can read some posts by@Neyawn to start with, but even he'd tell you that it's only us who learn 'things' during course of preparation. https://blog.forumias.com/author/neyawn/
2. https://forumias.com/post/detail/Daily-Routine-1593264679
3. so quickly figure out you where you stand (mostly we already know), what needs to be done on top priority now in July, fix simple to-do lists, and start finishing small milestones.
4. metrics - test series scores, amount/portion of syllabus completed, number of revisions; daily targets etc
good luck :)