Add autocomplete status check and restructure test environments

Add Ollama autocomplete status endpoint to AI routes, update sync panel
UI to display autocomplete state, replace monolithic test compose files
with separate Linux/Windows variants, and add PowerShell build script
for Windows deployment

docker-compose.test-win.yml

@@ -0,0 +1,55 @@
+# =============================================================================
+# ObsiGate — Environnement de TEST Windows (Docker Desktop)
+# =============================================================================
+# Utilisé par : build.sh --test-win   |   build.ps1 -Test
+# Ports : 2020 (app), 11434 (Ollama)
+# Vaults : chemins Windows via Docker Desktop (/c/dev/git/...)
+# Auth : activé, admin / test123
+# NOTE : Pas de user: "1000:1000" → tourne en root (évite les problèmes
+#        de permissions NTFS sur les volumes bind-mount Windows)
+# =============================================================================
+
+services:
+  obsigate:
+    build:
+      context: .
+    image: obsigate:latest
+    container_name: obsigate-test
+    restart: unless-stopped
+    ports:
+      - "2020:8080"
+    volumes:
+      - /c/dev/git/python/ObsiGate/test_vault:/vaults/TestVault
+      - /c/dev/git/python/ObsiGate/test_dir:/vaults/TestDir
+      - obsigate_data:/app/data
+    environment:
+      - VAULT_1_NAME=TestVault
+      - VAULT_1_PATH=/vaults/TestVault
+      - DIR_1_NAME=TestDir
+      - DIR_1_PATH=/vaults/TestDir
+      - OBSIGATE_AUTH_ENABLED=true
+      - OBSIGATE_ADMIN_USER=admin
+      - OBSIGATE_ADMIN_PASSWORD=test123
+      - AI_DEFAULT_PROVIDER=deepseek
+      - OLLAMA_BASE_URL=http://ollama:11434/v1
+      - OLLAMA_MODEL=qwen2.5-coder:1.5b
+
+  ollama:
+    image: ollama/ollama:latest
+    container_name: obsigate-test-ollama
+    restart: unless-stopped
+    ports:
+      - "11434:11434"
+    volumes:
+      - ollama_data:/root/.ollama
+    entrypoint: ["/bin/sh", "-c"]
+    command:
+      - |
+        ollama serve &
+        sleep 5
+        ollama pull qwen2.5-coder:1.5b
+        wait
+
+volumes:
+  ollama_data:
+  obsigate_data: