chore: remove orphan images and PDFs (no longer referenced)

Deleted 10 orphan image directories (HDPE, backup_originals,
portfolio/.omc, products-raw/ball-jet, products-raw/pipe-insulation,
products-raw/tevada, dukelarrsen, mech, อุปกรณ์ดับเพลิง,
อุปกรณ์ปรับอากาศ) and 3 orphan PDFs (Maxflex tube, SANWA,
novat-old) — all confirmed to have 0 references in src/.

public/images/portfolio/.omc/state/agent-replay-77cb8f65-501a-417d-8d97-926fcba021ef.jsonl

@@ -1,6 +0,0 @@
-{"t":0,"agent":"ad4128b","agent_type":"unknown","event":"agent_stop","success":true}
-{"t":0,"agent":"ad64cdc","agent_type":"unknown","event":"agent_stop","success":true}
-{"t":0,"agent":"af7261d","agent_type":"unknown","event":"agent_stop","success":true}
-{"t":0,"agent":"ab325cf","agent_type":"unknown","event":"agent_stop","success":true}
-{"t":0,"agent":"a61235c","agent_type":"unknown","event":"agent_stop","success":true}
-{"t":0,"agent":"a9ce12a","agent_type":"unknown","event":"agent_stop","success":true}

public/images/portfolio/.omc/state/checkpoints/checkpoint-2026-05-11T07-59-27-490Z.json

@@ -1,16 +0,0 @@
-{
-  "created_at": "2026-05-11T07:59:27.489Z",
-  "trigger": "auto",
-  "active_modes": {},
-  "todo_summary": {
-    "pending": 0,
-    "in_progress": 0,
-    "completed": 0
-  },
-  "wisdom_exported": false,
-  "background_jobs": {
-    "active": [],
-    "recent": [],
-    "stats": null
-  }
-}

public/images/portfolio/.omc/state/checkpoints/checkpoint-2026-05-11T10-16-55-529Z.json

@@ -1,16 +0,0 @@
-{
-  "created_at": "2026-05-11T10:16:55.527Z",
-  "trigger": "auto",
-  "active_modes": {},
-  "todo_summary": {
-    "pending": 0,
-    "in_progress": 0,
-    "completed": 0
-  },
-  "wisdom_exported": false,
-  "background_jobs": {
-    "active": [],
-    "recent": [],
-    "stats": null
-  }
-}

public/images/portfolio/.omc/state/checkpoints/checkpoint-2026-05-11T12-31-19-986Z.json

@@ -1,16 +0,0 @@
-{
-  "created_at": "2026-05-11T12:31:19.985Z",
-  "trigger": "auto",
-  "active_modes": {},
-  "todo_summary": {
-    "pending": 0,
-    "in_progress": 0,
-    "completed": 0
-  },
-  "wisdom_exported": false,
-  "background_jobs": {
-    "active": [],
-    "recent": [],
-    "stats": null
-  }
-}

public/images/portfolio/.omc/state/checkpoints/checkpoint-2026-05-11T13-06-32-885Z.json

@@ -1,16 +0,0 @@
-{
-  "created_at": "2026-05-11T13:06:32.884Z",
-  "trigger": "auto",
-  "active_modes": {},
-  "todo_summary": {
-    "pending": 0,
-    "in_progress": 0,
-    "completed": 0
-  },
-  "wisdom_exported": false,
-  "background_jobs": {
-    "active": [],
-    "recent": [],
-    "stats": null
-  }
-}

public/images/portfolio/.omc/state/checkpoints/checkpoint-2026-05-11T13-15-25-418Z.json

@@ -1,16 +0,0 @@
-{
-  "created_at": "2026-05-11T13:15:25.417Z",
-  "trigger": "auto",
-  "active_modes": {},
-  "todo_summary": {
-    "pending": 0,
-    "in_progress": 0,
-    "completed": 0
-  },
-  "wisdom_exported": false,
-  "background_jobs": {
-    "active": [],
-    "recent": [],
-    "stats": null
-  }
-}

public/images/portfolio/.omc/state/last-tool-error.json

@@ -1,7 +0,0 @@
-{
-  "tool_name": "Read",
-  "tool_input_preview": "{\"file_path\":\"/Users/kunthawatgreethong/.openclaude/projects/-Users-kunthawatgreethong-Gitea-dealplustech-emdash/memory/user/user-may2026-init-and-debug.md\"}",
-  "error": "File does not exist. Note: your current working directory is /Users/kunthawatgreethong/Gitea/dealplustech-emdash/public/images/portfolio.",
-  "timestamp": "2026-05-11T12:31:19.670Z",
-  "retry_count": 1
-}

public/images/portfolio/.omc/state/sessions/77cb8f65-501a-417d-8d97-926fcba021ef/session-started.json

@@ -1,6 +0,0 @@
-{
-  "session_id": "77cb8f65-501a-417d-8d97-926fcba021ef",
-  "started_at": "2026-05-11T13:17:49.645Z",
-  "cwd": "/Users/kunthawatgreethong/Gitea/dealplustech-emdash/public/images/portfolio",
-  "pid": 17185
-}

public/images/portfolio/.omc/state/subagent-tracking.json

@@ -1,7 +0,0 @@
-{
-  "agents": [],
-  "total_spawned": 0,
-  "total_completed": 0,
-  "total_failed": 0,
-  "last_updated": "2026-05-11T14:20:10.433Z"
-}