Develop: Refactor project configuration directory structure

Signed-off-by: Michael Mayer <michael@photoprism.app>

.agents/.gitignore

@@ -0,0 +1,2 @@
+*
+!.gitignore

.claude/.gitignore

@@ -0,0 +1,3 @@
+*
+!.gitignore
+!CLAUDE.md

.gitignore

@@ -32,6 +32,7 @@ venv
 .nv
 .eslintcache
 .gocache
+.system
 /pro/
 /portal/
 /plus/
@@ -85,9 +86,10 @@ Thumbs.db
 .glide
 .idea
 .codex
-.claude
 .config
 .local
+*.local.json
+*.local.yaml
 .project
 .vscode
 *.tmproj

AGENTS.md

@@ -26,8 +26,8 @@ This file tells automated coding agents (and humans) where to find the single so
 ### Local Agent Progress
 
 - Use root-level task files to track progress and handoff notes across sessions/environments:
-  - `AGENTS_TODO.md` for actionable tasks.
-  - `AGENTS_DONE.md` for completed tasks.
+  - `.agents/TODO.md` for actionable tasks.
+  - `.agents/DONE.md` for completed tasks.
 - These files are local workflow aids and may not exist yet in a given workspace.
 
 ## Style Notes