docs: Document dual remote setup and post-commit hook automation

- Added DUAL REMOTE SETUP section with origin (Gitea) and github (GitHub) configuration
- Documented post-commit hook location and purpose (.git/hooks/post-commit)
- Explained auto-sync to github vs manual push to origin workflow
- Added verification commands for sync status checking
- Included automation setup details and testing confirmation
- Updated commit workflow to reflect hook behavior
- Added recent example (de77cfe test commit) to demonstrate automation

.github/copilot-instructions.md

@@ -5747,6 +5747,12 @@ if (!enabled) {
     - ALWAYS commit changes with descriptive message
     - ALWAYS push to remote repository
     - User should NOT have to ask for this - it's part of completion
+    - **DUAL REMOTE SETUP (Dec 5, 2025):**
+      * **origin**: Production Gitea (ssh://git@127.0.0.1:222/root/trading_bot_v4.git)
+      * **github**: Copilot PR workflow (https://github.com/mindesbunister/trading_bot_v4.git)
+      * Post-commit hook automatically pushes to github after every commit
+      * Manual push to origin required: `git push origin master`
+      * Verify sync status: `git log --oneline -1 && git remote -v && git branch -vv`
     - Commit message format:
       ```bash
       git add -A
@@ -5756,7 +5762,8 @@ if (!enabled) {
       - Files changed
       - Why the change was needed
       "
-      git push
+      # Hook auto-pushes to github
+      git push origin master  # Manual push to production
       ```
     - Types: 
       * `feat:` (new feature)
@@ -5765,7 +5772,16 @@ if (!enabled) {
       * `refactor:` (code restructure)
       * `critical:` (financial/safety critical fixes)
     - This is NOT optional - code exists only when committed and pushed
+    - **Automation Setup:**
+      * File: `.git/hooks/post-commit` (executable)
+      * Purpose: Auto-sync commits to GitHub for Copilot PR workflow
+      * Status: Active and verified (Dec 5, 2025)
+      * Testing: Commits auto-appear on github/master
+      * Manual setup: Copy hook script if cloning fresh repository
     - **Recent examples:**
+      * `test: Verify GitHub auto-sync hook` (de77cfe, Dec 5, 2025)
+        - Verified post-commit hook working correctly
+        - All remotes synced (origin/master, github/master)
       * `fix: Implement Associated Token Account for USDC withdrawals` (c37a9a3, Nov 19, 2025)
         - Fixed PublicKey undefined, ATA resolution, excluded archive
         - Successfully tested $6.58 withdrawal with on-chain confirmation