# Project Understanding Progress

## Session Log
- Started project read-through on 2026-06-08.
- Loaded requested `planning-with-files` skill and project-analysis guidance.
- Collected initial file inventory with `rg --files`.
- Created `develop_plan` planning notes.
- Read `README.md` and `docs/INTRANET_DEPLOYMENT.md`.
- Read `docs/GDS_SVG_GENERATION_LOGIC.md` and `docs/PDK_TECHNOLOGY_XSECTION_LOADING.md`.
- Listed `backend/server.py` route/function signatures.
- Read `backend/database.py`.
- Read `backend/pdk_access.py` and `backend/gds_builder.py`.
- Read `run_intranet_server.ps1` and backend startup/config references.
- Inspected login/dashboard and canvas frontend API wiring.
- Read dashboard and canvas handler context around project open, technology load, library load, save, preview, and GDS build.
- Read backend handler context and test structure.
- Read a saved engineer project YAML example and `backend/directories.yaml`.
- Searched for conflict markers and read admin/engineer `.project.json` metadata files.
- Wrote `develop_plan/project_understanding.md`.

## Commands / Checks
- `rg --files` succeeded with escalated approval after sandbox spawn failure.
- `Get-Content -Raw README.md` succeeded.
- `Get-Content -Raw docs\INTRANET_DEPLOYMENT.md` succeeded.
- `Get-Content -Raw docs\GDS_SVG_GENERATION_LOGIC.md` succeeded.
- `Get-Content -Raw docs\PDK_TECHNOLOGY_XSECTION_LOADING.md` succeeded.
- `rg "@app\\.route|def " backend\server.py` succeeded.
- `Get-Content -Raw backend\database.py` succeeded.
- `Get-Content -Raw backend\pdk_access.py` succeeded.
- `Get-Content -Raw backend\gds_builder.py` succeeded.
- `Get-Content -Raw run_intranet_server.ps1` succeeded.
- `rg -n "app.run|MXPIC_HOST|MXPIC_PORT|MXPIC_DEBUG|SECRET_KEY|init_db|database" backend\server.py` succeeded.
- `rg -n "fetch\\(|window\\.location|..." frontend\login.html frontend\dashboard.html` succeeded.
- `rg -n "fetch\\(|handleBuildLayout|handleBuildGds|..." frontend\canvas.html frontend\canvas-helpers.js` succeeded.
- `rg -n -C 4 "function openProject|..." frontend\dashboard.html` succeeded.
- `rg -n -C 5 "const loadProject|..." frontend\canvas.html` succeeded.
- `rg -n -C 8 "def login|def list_projects|..." backend\server.py` succeeded.
- `rg -n "node:test|assert|..." tests` succeeded.
- `Get-Content -Raw database\engineer\layout\mxpic_project_1\mxpic_project_1.yml` succeeded.
- `Get-Content -Raw backend\directories.yaml` succeeded.
- `rg -n "<<<<<<<|=======|>>>>>>>"` succeeded.
- `rg --files -g .project.json -g !database\_exports` succeeded.
- `Get-Content -Raw database\admin\layout\mxpic_project_1\.project.json` succeeded.
- `Get-Content -Raw database\engineer\layout\mxpic_project_1\.project.json` succeeded.

## Files Created / Modified
- Created `develop_plan/task_plan.md`.
- Created `develop_plan/findings.md`.
- Created `develop_plan/progress.md`.
- Created `develop_plan/project_understanding.md`.