chore: reorganize into polyglot monorepo (workshop)

- Move bigmind/ -> mcp/bigmind/
- Move webscraper/ -> mcp/webscraper/
- Move mss-failsafe/ -> java/mss-failsafe/
- Move Wellmann-Shop/ -> java/wellmann-shop/ (normalize to kebab-case)
- Add .roo/ IDE config files to tracking
- Add plans/REPO_STRATEGY.md (monorepo strategy document)
- Expand .gitignore: Java/Maven, Node/TS, coverage, uv.lock
- Rewrite README.md as navigation index
- Update .roo/mcp.json webscraper path to mcp/webscraper/

java/mss-failsafe/mss/src/main/webapp/user/companies.xhtml

@@ -0,0 +1,19 @@
+<ui:composition template="/resources/layout/user/template.xhtml"
+                xmlns="http://www.w3.org/1999/xhtml"
+                xmlns:h="http://xmlns.jcp.org/jsf/html"
+                xmlns:p="http://primefaces.org/ui"
+                xmlns:f="http://xmlns.jcp.org/jsf/core"
+                xmlns:ui="http://xmlns.jcp.org/jsf/facelets">
+    <ui:define name="title">
+        Firmen
+    </ui:define>
+
+    <ui:define name="content"> 
+        Willkommen  zuhause
+    </ui:define>
+
+    <ui:define name="bottom">
+
+    </ui:define>
+
+</ui:composition>