docs: update roadmap and task tracking

- README: update feature list
- ROADMAP: add completed features, update priorities
- TODO: mark completed tasks, add new items
- config.ini.sample: update example values
- http2: minor cleanup

ROADMAP.md

@@ -187,7 +187,7 @@ PPF (Proxy Fetcher) is a Python 2 proxy scraping and validation framework design
 │                          │                                                  │
 │ [x] Standardize logging  │ [x] Geographic validation                        │
 │ [x] Config validation    │ [x] Additional scrapers                          │
-│ [ ] Export functionality │ [ ] API sources                                  │
+│ [x] Export functionality │ [ ] API sources                                  │
 │ [x] Status output        │ [ ] Protocol fingerprinting                      │
 │                          │                                                  │
 └──────────────────────────┴──────────────────────────────────────────────────┘
@@ -281,6 +281,22 @@ PPF (Proxy Fetcher) is a Python 2 proxy scraping and validation framework design
 - [x] TLS handshake validation with certificate verification
 - [x] Detects MITM proxies that intercept SSL connections
 
+### Export Functionality (Done)
+- [x] export.py CLI tool for exporting working proxies
+- [x] Multiple formats: txt, json, csv, len (length-prefixed)
+- [x] Filters: proto, country, anonymity, max_latency
+- [x] Sort options: latency, added, tested, success
+- [x] Output to stdout or file
+
+### Web Dashboard (Done)
+- [x] /dashboard endpoint with dark theme HTML UI
+- [x] /api/stats endpoint for JSON runtime statistics
+- [x] Auto-refresh with JavaScript fetch every 5 seconds
+- [x] Stats provider callback from proxywatchd.py to httpd.py
+- [x] Displays: tested/passed/success rate, thread count, uptime
+- [x] Tor pool health: per-host latency, success rate, availability
+- [x] Failure categories breakdown: timeout, proxy, ssl, closed
+
 ---
 
 ## Technical Debt
@@ -311,3 +327,4 @@ PPF (Proxy Fetcher) is a Python 2 proxy scraping and validation framework design
 | comboparse.py | Config/arg parser framework | Stable, cleaned |
 | soup_parser.py | BeautifulSoup wrapper | Stable, cleaned |
 | misc.py | Utilities (timestamp, logging) | Stable, cleaned |
+| export.py | Proxy export CLI tool | Active |