docs: add infrastructure task tracking and Robot Framework deps

- Rename Docs/Tasks.md → Docs/tasks.md (case fix)
- Add comprehensive task docs for INFRA-1 (server startup) and INFRA-2 (teardown)
- Add test-robot make target
- Add robotframework, browser, requests, jsonlibrary to requirements.txt

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Docs/runner.csx

@@ -24,7 +24,7 @@ Console.CancelKeyPress += (_, e) =>
 
 // ── Paths ─────────────────────────────────────────────────────────────────────
 var repoRoot = Directory.GetCurrentDirectory();
-var tasksFile = Path.Combine(repoRoot, "Docs", "Tasks.md");
+var tasksFile = Path.Combine(repoRoot, "Docs", "tasks.md");
 
 if (!File.Exists(tasksFile))
 {
@@ -102,7 +102,7 @@ for (int i = 0; i < items.Count; i++)
 
     // Step 1 — run the task prompt
     await RunCopilot(Enumerable.Empty<string>(), $"/caveman full");
-    await RunCopilot(new[] { "--continue" }, $"read ./Docs/instructions.md. {item}");
+    await RunCopilot(new[] { "--continue" }, $"{item}");
     if (cts.IsCancellationRequested) break;
 
     // Step 2 — confirm completion in the same chat session

Makefile

@@ -1,4 +1,4 @@
-.PHONY: up down clean browser-clean setup
+.PHONY: up down clean browser-clean setup test-robot
 
 up:
 	python run_server.py
@@ -19,3 +19,6 @@ setup:
 		-H "Content-Type: application/json" \
 		-H "X-API-Key: 299ae8f630a31bda814263c551361448" \
 		-d '{"path": "/home/lukas/Volume/serien/", "password": "Hallo123!"}'
+
+test-robot:
+	bash tests/robot/run.sh

requirements.txt

@@ -26,3 +26,9 @@ chardet>=5.2.0
 fake-useragent>=1.4.0
 yt-dlp>=2024.1.0
 urllib3>=2.0.0
+
+# Robot Framework testing dependencies
+robotframework>=7.0
+robotframework-browser>=18.0
+robotframework-requests>=0.9
+robotframework-jsonlibrary>=0.5